Pecan Brittle Recipe: A candy made by cooking sugar, corn syrup, water, and butter until it reaches the hard crack stage; then adding pecans and baking soda to mix it thinly over a large surface for cooling. As a result, you get a shiny, crisp candy with a rich caramel flavour and the buttery taste of pecans throughout.
In a word, the key to success in making this perfect homemade Pecan Brittle recipe is really very simple: get the right temperature, move quickly enough and store it somewhere that cannot become damp. Once you have mastered these three points, everything else becomes so much simpler.

Why This Pecan Brittle Works
This pecan brittle formula is a success in merging traditional skills with modern, practical home-kitchen methods. And the sweetness of the sugar, together with the mellow taste of corn syrup, makes a delicious starting point. Butter next brings richness, pecans’ depth and power. Baking soda, finally, makes for a brittle that is lighter and more delicate. So instead of brittle candy that’s hard to swallow, you end up with a product that’s deliciously crisp and a delightful airy crunch when it’s broken in two by hand or mouthful.
Apart from that, this home-made pecan brittle formula is meant for true cooks as well as confection makers. The recipes call for easy-to-find ingredients, precise timing, and straightforward steps. At the same time, the recipe allows room for personal interpretation: sea salt instead of table salt, Pure Vanilla extract instead of imitation vanilla extract, one drop per imposition measurement, olive oil, some chocolate syrup just for show, or even a spicier turn. Consequently, this article is invaluable when you either need a plain batch for your own house or something refined and old-timey like pecan brittles for special occasions.
Pecan Brittle Recipe Benefits for Home Cooks
- Simple pantry ingredients
- Big flavor with a small batch
- Excellent holiday candy
- Easy to gift
- Long shelf life when stored properly
- Customizable with flavor variations
- Beautiful texture and shine
What Is a Pecan Brittle and Why People Love It
One of the most popular old-fashioned candies ever made is, without doubt, the pecan brittle recipe. Candy made of cooked sugar and containing nuts, cooked brittle is spread thin when hot and then kneaded until smooth at room temperature. Granted that pecan brittle differs from other versions in that what makes the whole thing pan-suited is a particularly broad, almost buttery taste that feels richer and fuller than peanuts. However, this means that pecan brittle is less obvious and more suitable for entertaining guests.
The concept had always been associated with homemade candy tins, gift giving and family kitchens, but in fact, brittle is not necessarily a holiday-only item. In fact, a good pecan brittle can be used throughout the year because it is delicious with coffee, tea, ice cream or any other form of board dessert. Moreover, many bakers are sure to come to it since they feel that it adds a little class whilst utilising straightforward ingredients. The final product looks special, with its own taste, yet the method simply reflects the use of several unswervingly well-proven principles in candy-making.

Pecan Brittle vs Peanut Brittle
| Feature | Pecan Brittle Recipe | Peanut Brittle |
|---|---|---|
| Main nut flavor | Buttery, rich, slightly sweet | Roasty, classic, savory-sweet |
| Texture | Crisp with delicate nut bite | Crisp with firmer nut bite |
| Overall feel | More elegant and dessert-like | More classic and nostalgic |
| Best use | Gifts, holidays, dessert topping | Snacks, candy jars, parties |
Pecan Brittle vs Praline vs Toffee
| Candy | Texture | Main Flavor | Key Difference |
|---|---|---|---|
| Pecan brittle recipe | Thin, crisp, snappy | Caramelized sugar and pecans | Cooked to hard crack stage |
| Pecan praline | Softer, creamier, grainier | Sugar, cream, pecans | Usually richer and less crisp |
| Toffee | Hard, buttery, dense | Butter and caramel | More butter-forward, often no baking soda |
Quote: “Brittle should snap, not bend. That single detail tells you a lot about whether the sugar reached the right stage.”
Pecan Brittle Recipe Ingredients
A strong pecan brittle recipe begins with the right ingredients. Fortunately, the ingredient list is short. However, every item plays a real role, so understanding why it is there will help you get better results.
Pecan Brittle Ingredient Table
| Ingredient | Amount | Why It Matters |
|---|---|---|
| Granulated sugar | 2 cups | Creates the candy base |
| Light corn syrup | 1 cup | Helps prevent crystallization |
| Water | 1/2 cup | Helps dissolve the sugar at the start |
| Unsalted butter | 2 tablespoons | Adds rich flavor and smoothness |
| Salt | 1/2 teaspoon | Balances sweetness |
| Pecans, chopped or halves | 2 cups | Main nutty flavor and crunch |
| Baking soda | 1 1/2 teaspoons | Creates air bubbles and lighter texture |
| Vanilla extract, optional | 1 teaspoon | Adds warmth and aroma |
Why Each Ingredient Matters in a Pecan Brittle Recipe

Granulated Sugar in a Pecan Brittle
Every pecan brittle recipe has a sugar backbone. It concentrates and heats up it dissolves. Finally, though, it caramelises. When that happens, the result of this process is the deep golden colour and sweet, rather toasty taste. Britannia melts in your mouth like butter on a hot day.
Corn Syrup in a Pecan Brittle
Corn syrup can help keep the sugar mixture smooth. A grainy, brittle end product is another of the most common failures that result from candy making. If you are not in that camp yet, corn syrup is still one of the most convenient replacements for finding balanced, consistent flavours and textures throughout your basic pecan brittle ingredients.
Butter in a Pecan Brittle
Butter softens the sharpness of the sugar flavor and gives the brittle a fuller taste. As a result, the candy feels richer and more balanced.
Baking Soda in a Pecan Brittle
Baking soda is a small ingredient with a big effect. Once stirred into the hot syrup, it creates bubbles. Therefore, your pecan brittle recipe becomes lighter, more delicate, and easier to bite.
Pecans in a Pecan Brittle
Pecans steal the show. Fresh pecans provide warmth, oil-rich nuttiness and a naturally buttery flavour that goes beautifully with caramelised sugar. For best results, use fresh, fragrant pecans rather than old, tasteless nuts.
Best Pecans for a Pecan Brittle
- Chopped pecans for more even nut distribution
- Pecan halves for a classic, more dramatic look
- Lightly toasted pecans for deeper flavor
- Fresh pecans for the cleanest taste

Can You Change the Ingredients in a Pecan Brittle ?
Yes, although some substitutions work better than others.
Good swaps
- Add vanilla for extra warmth
- Add flaky sea salt after spreading
- Use brown butter for more depth
- Mix in other nuts with pecans
Use caution with
- Replacing all the sugar with brown sugar
- Removing corn syrup without adjusting technique
- Using heavily salted butter without balancing salt

Equipment
One reason this pecan brittle recipe is so approachable is that you do not need a professional candy setup. Still, a few tools make the process smoother and safer.
Equipment Table
| Equipment | Why You Need It |
|---|---|
| Heavy-bottomed saucepan | Helps distribute heat evenly |
| Candy thermometer | Gives accurate temperature control |
| Wooden spoon or heat-safe spatula | For safe stirring |
| Baking sheet or heat-safe surface | For spreading the brittle |
| Parchment paper or silicone mat | Prevents sticking |
| Measuring cups and spoons | Candy making rewards precision |
Do You Need a Candy Thermometer for a Pecan Brittle Recipe?
Technical not; practical yes. Pecan Brittle would be so much easier with a candy thermometer. Sugar can quickly be put in the bowl too early, and syrup forms, which is usually easily observable only to experienced candymakers. It will give you comfort. A thermometer is one of the smartest investments that was made in this recipe, particularly at the beginning.
Best Pan for a Pecan Brittle
A heavy-bottomed saucepan is ideal because thin pans can create hot spots. Consequently, the sugar may darken too fast in one area while staying pale elsewhere.
Pecan Brittle Prep Tips Before You Start
Candy making requires proper preparation. In truth, the recipe is not to blame for the failure; it just fails because you have not got everything ready in time. The temperature is high enough to reach the sugar. The result: whoopee! So before you turn on your stove, be quick and prepare everything.
Pecan Brittle Recipe Prep Checklist
- Measure all ingredients ahead of time
- Line the baking sheet with parchment or a silicone mat
- Warm or lightly toast the pecans
- Keep baking soda ready in a small bowl
- Set the thermometer in place
- Clear counter space for quick pouring
Why Preparation Helps a Pecan Brittle
When the syrup is ready, you do not have time to search for vanilla, chop nuts, or line a tray. Instead, you need to add ingredients, stir briefly, and pour immediately. Because of that, mise en place is not just a chef habit here; it is one of the keys to success in a pecan brittle .
Pecan Brittle Card
Pecan Brittle Recipe Summary
| Detail | Amount |
|---|---|
| Prep time | 10 minutes |
| Cook time | 15 minutes |
| Total time | 25 minutes plus cooling |
| Yield | About 1 large tray |
| Difficulty | Moderate |
| Best for | Holiday candy, gifts, dessert topping |
Pecan Brittle Ingredients
- 2 cups granulated sugar
- 1 cup light corn syrup
- 1/2 cup water
- 2 tablespoons unsalted butter
- 1/2 teaspoon salt
- 2 cups pecans
- 1 1/2 teaspoons baking soda
- 1 teaspoon vanilla extract, optional
Pecan Brittle Recipe Instructions
- Line a baking sheet and set aside.
- Combine sugar, corn syrup, and water in a heavy saucepan.
- Cook over medium heat until the sugar dissolves.
- Continue cooking until the mixture reaches hard crack stage.
- Stir in butter, salt, and pecans.
- Remove from heat, then stir in baking soda and vanilla.
- Pour onto the prepared sheet and spread thin.
- Cool fully, then break into pieces.
How to Make Pecan Brittle Step by Step
This section is the heart of the guide. Follow it carefully, and your pecan brittle should come out crisp, glossy, and full of flavor.
Step 1: Prepare the Pan
Line a baking sheet with parchment paper or greased tinfoil and spread a little butter on the tinfoil to stop sticking. Make sure that molten syrup doesn’t stick to the surface of your buttered item. Meanwhile, lightly grease an offset spatula or tablespoon (if you intend to spread the taffy after it is poured out) so it doesn’t stick. This tiny but necessary step will make your final job much easier.

Step 2: Toast the Pecans
Suppose your pecans are still in the raw state, then toast them lightly in a dry frying pan or oven until they emit a fragrance. Don’t over-toast. You’re after just a warm, tantalising aroma, steamed over the deep bitterness of coffee grounds. Putting pecans in expeller oil deepens the flavour. This is a crucial stage in the cracking and consumption of your fancy windowsill sweets.
Step 3: Start the Syrup
In a heavy saucepan, combine sugar, syrup and water. Set over medium heat, stirring gently until the sugar dissolves. Keep the sugar mixture moving! But once it gets boiling good, reduce stirring. Any more stirring just makes problems later, what with crystallisation.
Step 4: Cook to Hard Crack Stage
Now let the mixture cook until it reaches the hard crack stage. This was the time. Let the thermometer be handled carefully. The syrup will gradually turn a deeper golden. At this point, some patience is required. If you stop too soon, the brittle may turn chewy. If you go too far, it may burn.
Pec Step 5: Add Butter, Salt, and Pecans
Once the syrup is almost ready, stir in the butter, salt, and pecans. This helps coat the nuts and bring all the flavors together. Because the hot sugar is still cooking, keep your movements steady and safe.
Step 6: Add Baking Soda Quickly
Remove the pan from the heat, then stir in the baking soda and optional vanilla. The mixture will foam and puff slightly. That is exactly what you want. Those air bubbles create the lighter texture which defines a good recipe for pecan brittle.
Step 7: Pour and Spread the Pecan Brittle
Immediately pour the mixture onto your prepared surface. Then spread it gently into a thin layer. Do not overwork it. Instead, aim for even thickness. Thin brittle usually gives the best snap.
Step 8: Cool the Pecan Brittle Recipe Completely
Leave the brittle undisturbed until it is fully cool. This stage is important because breaking it too soon can ruin the texture. Once cooled, it should feel firm and crisp.
Step 9: Break and Store the Pecan Brittle
Break the brittle into pieces by hand. Then store it in an airtight container once completely cool. If packed correctly, the texture stays crisp and delicious.
Pecan Brittle Temperature Guide
Candy making is chemistry. Therefore, temperature is everything in a pecan brittle recipe. The goal is the hard crack stage, which is what gives brittle its signature snap.
Pecan Brittle Recipe Candy Stages
| Stage | Temperature | Result |
|---|---|---|
| Soft ball | 235–240°F | Soft candies, fudge |
| Firm ball | 245–250°F | Caramels |
| Soft crack | 270–290°F | Taffy-like crunch |
| Hard crack | 300–310°F | Perfect for pecan brittle |
Why Hard Crack Stage Matters in a Pecan Brittle
Once the syrup has finished evaporating enough water to turn into a crisp candy after cooling, it can be removed at the hard crack stage. In that case, the brittle may be soft or sticky rather than crisp. But if it’s allowed to attain an even more advanced stage than hard crack and goes as far as to be burnt, then yes, both bad taste and bitterness will set in for good throughout your mouth.
How to Test a Pecan Brittle Without a Thermometer
Drop a small amount of syrup into cold water. If it hardens immediately and snaps instead of bending, it is close to ready. Even so, a thermometer is still the most reliable method.
Quote: “In a pecan brittle recipe, the thermometer is not there to complicate things. It is there to simplify success.”

Expert Tips for the Best Pecan Brittle
A good pecan brittle recipe can become great with just a few smart habits. These tips are simple, but they often make the difference between average brittle and truly beautiful brittle.
Pecan Brittle Expert Tips
- Use fresh pecans. Old nuts can taste flat or bitter.
- Avoid unnecessary stirring once boiling. This helps prevent sugar crystals.
- Watch the color as well as the temperature. A rich golden tone usually signals good flavor development.
- Work quickly after adding baking soda. The airy texture depends on fast action.
- Spread the brittle thin. Thick brittle can be harder to bite and less elegant.
- Keep humidity in mind. Candy absorbs moisture from the air.
- Cool completely before storing. Warm brittle in a closed container can trap moisture and turn sticky.
Pecan Brittle Recipe Pro Advice for Better Flavor
If you want your homemade pecan brittle to taste more special, try these flavor boosters:
- Add a pinch of cinnamon
- Use brown butter
- Finish with flaky sea salt
- Dip half the cooled brittle in dark chocolate
- Add a touch of maple extract
Common Pecan Brittle Mistakes and Fixes
Even a strong pecan brittle recipe can go wrong if a few details are missed. Thankfully, most problems are easy to understand.
Pecan Brittle Recipe Troubleshooting Table
| Problem | Likely Cause | Fix |
|---|---|---|
| Brittle is chewy | Undercooked syrup | Cook to hard crack stage |
| Brittle is sticky | Humidity or undercooking | Store airtight and cook longer next time |
| Brittle tastes burned | Overcooked sugar | Remove from heat sooner |
| Brittle is grainy | Sugar crystallized | Stir less and use corn syrup |
| Brittle is too thick | Spread too slowly | Pour and spread faster |
| Nuts taste bitter | Pecans overtoasted or sugar overcooked | Toast lightly and monitor heat |
| Brittle lacks airy texture | Baking soda added too late or too little | Measure precisely and stir quickly |
Why Did My Pecan Brittle Turn Chewy?
If brittle is too chewy, it means that the sugar syrup was not cooked up to the hard-crack stage; in other words, too much moisture remained in the candy. Next time, you should let it cook a bit more and check the temperature again before turning off the heat.
Why Is My Pecan Brittle Sticky?
Sticky brittle often comes from humidity or incomplete cooking. In addition, storing brittle before it cools fully can trap moisture. So, always let it cool completely and use a dry, airtight container.
Why Did My Pecan Brittle Recipe Turn Grainy?
If the mixture is stirred too much after boiling begins, or if stray sugar grains stick to the side of the pan, the final result will be grainy and brittle. A bit of corn syrup helps quickly reduce this chance.
Easy Pecan Brittle Variations
One of the best things about a pecan brittle is how adaptable it is. Once you understand the base method, you can create several variations without losing the charm of the original.
Easy Pecan Brittle Variation Ideas
| Variation | What to Change | Flavor Result |
|---|---|---|
| Old-fashioned pecan brittle | Keep it classic with vanilla and butter | Traditional and nostalgic |
| Sea salt | Sprinkle flaky salt after pouring | Sweet-salty contrast |
| Chocolate | Drizzle or dip in melted chocolate | Richer dessert feel |
| Spicy | Add cayenne or chili powder | Warm, bold finish |
| Maple | Add a little maple flavor | Cozy and autumn-like |
| Brown butter | Brown the butter first | Deeper nutty flavor |
| Mixed nut | Use pecans plus almonds or cashews | More varied crunch |
Old-Fashioned Pecan Brittle Recipe Variation
For a classic old-fashioned pecan brittle recipe, keep the flavors simple. Use butter, vanilla, salt, and fresh pecans. This version is perfect for readers who want a nostalgic candy tray feel.
Sea Salt Pecan Brittle Variation
For balance and contrast, sprinkle flaky sea salt over the hot brittle right after pouring. Consequently, the sweetness feels brighter and more layered.
Chocolate Pecan Brittle Variation
Once the brittle cools, drizzle it with melted dark chocolate or dip one side halfway. This variation turns a simple candy into a more dessert-like treat.
Pecan Brittle Recipe Without Corn Syrup
Some cooks don’t like to use corn syrup, however. If that happens, test different artifices such as honey or golden syrup. You can change the textural effect, and as the temperature goes up, so too does crystallisation. Thus, for you, if the chief concern is regularity of output, sticking pretty much to the original recipe for pecan brittle would seem to be easiest.

How to Store and Serve Pecan Brittle Recipe
Storage is not a small detail in a pecan brittle recipe. In fact, bad storage can undo good work. Brittle is highly sensitive to moisture. Therefore, the goal is to keep it dry and cool.
How to Store a Pecan Brittle Recipe Properly
- Let the brittle cool completely
- Break into pieces only after cooling
- Store in an airtight container
- Layer with parchment if stacking
- Keep at room temperature
- Avoid the refrigerator unless necessary
Pecan Brittle Storage Table
| Storage Method | How Long It Lasts | Notes |
|---|---|---|
| Room temperature, airtight | 2 to 3 weeks | Best texture |
| Freezer, tightly wrapped | Up to 2 months | Protect from moisture |
| Refrigerator | Not ideal | Can cause stickiness |
How to Serve a Pecan Brittle
A pecan brittle recipe is versatile, so you can serve it in several delicious ways:
- On a holiday dessert platter
- With coffee or tea
- Crushed over vanilla ice cream
- As a topping for cheesecakes or brownies
- As part of a homemade candy box
- On a festive snack board
Pecan Brittle Recipe for Gifts and Holidays
This pecan brittle recipe is especially valuable during holidays because it feels homemade, thoughtful, and elegant. In addition, it travels better than many soft desserts, which makes it ideal for gifting.
Why a Pecan Brittle Recipe Makes a Great Gift
- It looks beautiful in jars or tins
- It lasts longer than many baked goods
- It feels handmade and memorable
- It is easy to portion
- It pairs well with holiday themes
How to Package a Pecan Brittle as a Gift
- Use parchment-lined tins
- Pack in clear treat bags with ribbon
- Add a small handwritten label
- Include serving suggestions
- Keep the packaging dry and sealed
Gift Message Ideas for a Pecan Brittle Recipe
- “Made with love and a little holiday crunch.”
- “Sweet, buttery, and ready to share.”
- “A homemade pecan brittle recipe just for you.”
Pecan Brittle Recipe Case Studies
These are not formal scientific studies. Instead, they are practical kitchen examples that show how different home cooks might use this pecan brittle recipe successfully.
Case Study 1: The Beginner Cook
A first-time candy maker, he followed the easy pecan brittle recipe carefully and prepared all ingredients in advance. In the making of it, the paste was thin and shiny. It was also brittle. The most important point, she concluded, was that preparation is what counts instead of having all kinds of fancy gadgets available for use.
Case Study 2: The Holiday Batch Maker
The idea was bought by the brand, and a good bit of salt was added until the candy was perfect! Therefore, the fact was devoid of miscellaneous ingredients when she tasted it.
Case Study 3: The Humid Day Problem
Another cook once made a pecan brittle recipe on a dreary summer afternoon. Still, it seemed fine at first, but eventually it grew sticky. As always, the problem was not with the recipe itself but rather the humidity in the air and inadequate storage options. The next batch, left to cool in a tightly sealed container with parchment layers between each layer of brittle, stayed much crisper.
Quote: “A pecan brittle recipe often teaches the same lesson as good baking: precision first, creativity second.”
Pecan Brittle Recipe Nutrition Notes
A pecan brittle recipe is a treat, so it is best enjoyed in small pieces. Still, understanding the balance of sugar, nuts, and butter helps readers serve it more thoughtfully.
Approximate Pecan Brittle Nutrition Per Small Piece
| Nutrition Element | Approximate Amount |
|---|---|
| Calories | 120–160 |
| Carbohydrates | Moderate to high |
| Sugar | High |
| Fat | Moderate |
| Protein | Low to moderate |
This amount will change based on how many pecans you use and the size of your brittle pieces. Because pecans have healthy fats, but the candy base contains a lot of sugar, portion size is important. Thus, most people would rather not see the brittle broken into larger chunks but instead broken up into smaller ones.

Pecan Brittle Recipe FAQs
What is the secret to crispy brittle?
The biggest secret is reaching the hard crack stage and then storing the brittle in a dry airtight container. Without those two things, even a good pecan brittle recipe can turn soft.
Can I make this without a candy thermometer?
Yes, but it is harder. You can use the cold water test, although a thermometer gives more confidence, especially for beginners.
Should I toast the pecans first?
Yes, lightly toasting the pecans can improve the flavor of your pecan brittle recipe. However, do not toast them too dark, or they can become bitter.
Can I use pecan halves instead of chopped pecans?
Absolutely. Pecan halves create a beautiful, classic look. Chopped pecans, on the other hand, spread more evenly through the candy.
Why did my brittle not foam after adding baking soda?
This may happen if the baking soda was old, measured incorrectly, or added too late. Therefore, always check freshness and stir it in immediately.
Can I make a pecan brittle recipe ahead of time?
Yes. In fact, this is one reason the pecan brittle recipe is so popular during holidays. When stored well, it keeps for weeks.
Is pecan brittle the same as praline?
No. A pecan brittle recipe is thinner, crisper, and cooked to a higher temperature. Pecan praline is usually softer and creamier.
Can I freeze it?
Yes, although the brittle should be wrapped tightly and protected from moisture. When thawing, keep it sealed until it returns to room temperature.
Can I double the recipe?
Yes, but only if your pan is large enough and you can work quickly. Otherwise, smaller batches are often easier and more reliable.
What is the best season to make it?
Autumn and winter are ideal because the flavors feel warm and festive. Even so, a pecan brittle recipe is delicious any time of year.
Related Recipe Ideas to Pair with This Pecan Brittle
If you are building a dessert table or content cluster around this pecan brittle , these related ideas fit naturally:
- Peanut brittle
- Pecan pralines
- Butter toffee
- Salted caramel sauce
- Candied pecans
- Vanilla ice cream desserts
- Holiday cookie tins
- Chocolate bark
These related recipes also create smart internal linking opportunities for a food blog because they match the same audience intent.

Conclusion on This Pecan Brittle
The ingredients for this easy Pecan Nut Brittle recipe are simple but rich in method, taste and mouthfeel. Pity is, if you grasp the essentials of sugar heating, brittle at hard crack and moisture management, homemade brittle is far less daunting. A plus is that this recipe combines precision and personality. Depending on the mood, you can make it classic, salty or chocolatey if you want something spicy or deeply old-fashioned to go with all your memories of days gone by.
If you are looking for a gift that remains fresh, crunchy, buttery, and nutty, as well as tastes good, then try this Pecan Brittle recipe at home. It is one of the best. Perfect for sharing, for holidays, and the times when you want something old-fashioned and new at the same time, try this pecan brittle recipe. So gather together your nuts and margarine, then put the tin
Thoroughly place your pecans and butter into the pan which you plan on using for making the brittle.
Share Your Twist on This Pecan Brittle
Did you make this pecan brittle recipe with sea salt, chocolate, or a spicy touch? Share your version and tell readers what worked best in your kitchen. Your twist might inspire the next great batch.

Pecan Brittle Recipe: Easy, Buttery, Crunchy Candy
Equipment
- Heavy-bottomed saucepan
- Candy thermometer
- Wooden spoon or heat-safe spatula
- Measuring cups and spoons
- Baking sheet or tray
- Parchment paper or silicone baking mat
- Greased spatula or offset spatula
Ingredients
- 2 cups granulated sugar
- 1 cup light corn syrup
- 1/2 cup water
- 2 tablespoons unsalted butter
- 1/2 teaspoon salt
- 2 cups pecans chopped or halves
- 1 1/2 teaspoons baking soda
- 1 teaspoon vanilla extract optional
Instructions
- Line a baking sheet or tray with parchment paper or a silicone mat. Lightly grease a spatula for spreading later.
- If desired, lightly toast the pecans until fragrant, then set them aside.
- In a heavy saucepan, combine the sugar, corn syrup, and water. Cook over medium heat, stirring gently until the sugar dissolves.
- Once the mixture begins to boil, reduce stirring and let it cook until it reaches the hard crack stage (300–310°F / 149–154°C).
- Stir in the butter, salt, and pecans. Mix carefully until the pecans are coated well.
- Remove the pan from the heat. Immediately stir in the baking soda and vanilla extract, if using. The mixture will foam quickly.
- Pour the hot brittle onto the prepared baking sheet. Spread it gently into a thin layer.
- Let the brittle cool completely at room temperature.
- Once fully cooled, break it into pieces and store in an airtight container.
Notes
- For the best pecan brittle recipe, use fresh pecans for better flavor and crunch.
- Do not over-stir once the syrup is boiling, because that can cause crystallization.
- A candy thermometer makes this recipe much easier and more reliable.
- If the brittle turns chewy, it likely did not reach the hard crack stage.
- If the brittle turns sticky, humidity or improper storage is often the reason.
- Store the brittle in an airtight container at room temperature for up to 2 to 3 weeks.
- You can add flaky sea salt, cinnamon, or a little chocolate drizzle for variation.

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