This raspberry jalapeno jam recipe is a small-batch jam that is sweet first, tart second, and warm at the very end. It is made with raspberries, sugar, lemon juice, and fresh jalapeños, and it sets without any boxed pectin. You cook it in one pot in about 30 minutes, pour it into jars, and keep it in the refrigerator or freezer.
The recipe below is simple. What most people really need is help with three things: how much heat to put in, how to tell when the jam is done, and what is safe to do with the jars afterward. So those are the parts this guide spends the most time on. If you only want the quantities, jump to the recipe.
Read This First: Is This Jam Safe to Can?
Short answer: this version is written for the refrigerator and freezer, not the canner. Here is why.
Jam, jelly, and preserves are among the easier things to can at home, but canning safety depends on tested recipes. The University of Illinois Extension’s page on jams and jellies says to always use a tested recipe from a reliable source, such as the National Center for Home Food Preservation, a state Cooperative Extension, or Ball. Jalapeños are a low-acid vegetable, so changing the amount of peppers, fruit, sugar, or lemon juice can change how a canned jam behaves. A recipe that has not been lab-tested for canning should not be processed in a water bath and stored on the shelf.
If you want shelf-stable jars, start from a tested recipe, such as a pepper jelly or berry jam from the National Center for Home Food Preservation, and follow its processing times for your altitude without changing the ingredient proportions. For everything else, this fridge-and-freezer jam is the safe route.
How Hot Should Your Raspberry Jalapeno Jam Be?
This is the single biggest variable, and it is easy to control. Most of a jalapeño’s heat sits in the white membranes and the seeds, so what you leave in matters more than how many peppers you use. Peppers also vary a lot from one to the next, so taste a tiny piece raw before you commit.
| Heat level | What to use | How it tastes |
|---|---|---|
| Mild | 1 jalapeño, seeds and membranes removed | A faint warmth that shows up after the sweetness |
| Medium (the recipe below) | 2 jalapeños, seeds and membranes removed | Clear heat that does not take over |
| Hot | 2 to 3 jalapeños, with some seeds and membranes left in | A real kick, balanced by the sugar |
Wear gloves when you cut the peppers, and keep your hands away from your face. If you do not use gloves, wash your hands thoroughly with soap afterward. The heat lingers on skin longer than you would expect.
Ingredients for Raspberry Jalapeno Jam
Raspberries. Fresh or frozen both work. Frozen berries are often cheaper and just as good for jam. Thaw them and keep the juice, since it goes into the pot.
Sugar. It does three jobs here: it sweetens, it helps the jam set, and it helps keep it. Cutting it back much will give you a looser, shorter-lived jam, so measure it as written.
Lemon juice. Raspberries are tart on their own, but lemon juice brightens the flavor and helps the natural pectin in the fruit do its job. Use fresh if you can.
Jalapeños. Mince them very finely so they melt into the jam and nobody bites into a big chunk.
A pinch of salt. It sharpens everything without making the jam taste salty.
Raspberry Jalapeno Jam Recipe
This raspberry jalapeno jam recipe makes about 2½ cups (600 ml), enough for two half-pint jars with a little left over for toast. Prep time: 15 minutes. Cook time: 20 to 30 minutes.
Ingredients
- 20 oz (570 g) fresh or frozen raspberries, about 4½ cups
- 2 cups (400 g) granulated sugar
- 3 tablespoons fresh lemon juice
- 2 medium jalapeños, seeded and very finely minced (about ¼ cup)
- Pinch of salt
Method
- Chill a plate. Put two or three small plates in the freezer. You will use them to test the set.
- Mix. In a wide, heavy-bottomed pot, combine the raspberries, sugar, lemon juice, and salt. Mash the berries lightly with a potato masher or fork. Let the mixture sit for 15 minutes so the sugar draws out the juice.
- Dissolve and boil. Set the pot over medium heat and stir until the sugar dissolves. Add the jalapeños, raise the heat, and bring to a steady, rolling boil.
- Cook to the gel point. Boil for 15 to 25 minutes, stirring often and skimming off any foam. Stir more as it thickens, because jam scorches easily near the end. Frozen berries release more water and can take longer.
- Test the set. The jam is ready at about 220°F (104°C) at sea level, which is roughly 8°F above the boiling point of water where you live. If you do not have a thermometer, spoon a little onto a frozen plate, wait one minute, and push it with your finger. If it wrinkles, it is done. If it runs back together, boil another few minutes and test again.
- Rest. Remove from the heat and stir for a minute or two. The peppers tend to float, and stirring spreads them through the jam before it thickens.
- Jar and cool. Ladle the hot jam into clean jars, leaving about ½ inch of space at the top. Cool to room temperature, then cover and refrigerate. The jam thickens a lot as it cools, so judge the final texture the next day.
How to Tell When Your Jam Is Ready
The thermometer and the cold-plate test are the two reliable methods. A third visual clue is how the jam falls from a spoon: runny jam pours off in a stream, while jam at the gel point slides off in thick drops that merge slowly into a sheet. Hot jam always looks thinner than it will be when cold, which is why the plate test is more trustworthy than your eyes.
If the jam is too loose after cooling, you can pour it back into the pot and boil it again for a few more minutes. Different fruits and different batches set at different speeds, and some jams can take a day or two to firm up fully.
What to Do With Raspberry Jalapeno Jam
This is the part people overthink. It works anywhere you would use a sweet fruit spread and want a little edge.
- Cream cheese and crackers. The classic. Spoon the jam over a block of cream cheese and set it out with crackers.
- Baked brie. Top a wheel of brie with the jam and warm it until soft.
- Glaze for chicken, pork, or ham. Brush on during the last 10 minutes of cooking so the sugar does not burn.
- Grilled cheese. A thin layer inside a cheddar sandwich is excellent. Our milk and honey bread toasts well for this.
- Charcuterie boards. It pairs with salty cured meats and sharp cheeses.
- Yogurt, oatmeal, or toast. Use it sparingly, since the heat is more noticeable in plain foods.
- Thumbprint cookies or tart fillings. A small spoonful of jam in shortbread-style dough makes a surprising dessert.
- A drizzle over cake. It works as a berry topping for something light, like our honey and lemon cake.
If you like the sweet-and-spicy direction, our homemade hot honey sauce follows the same balance, and the hot honey ranch sauce is a good dip alongside anything you glaze with the jam. For other homemade spreads, see our black bear jam, aronia berry jam, and rosella jam.
Storage, Freezing, and Gifting
Refrigerator. Keep the jam in clean, covered jars for up to about 3 weeks. The high sugar content helps, but because this is not a canned product, treat that window as the safe limit.
Freezer. Spoon cooled jam into freezer-safe containers, leaving room at the top for expansion, and freeze for several months. Thaw in the refrigerator and use within about 3 weeks.
Throw it out if you see mold, bubbling, or fermentation, or if it smells off. Do not scoop the mold off and keep going.
As a gift. Label the jar clearly: “Keep refrigerated” and the date you made it. A small jar tied with twine is plenty, and the person receiving it will want to know it is not shelf-stable.
Raspberry Jalapeno Jam Recipe Troubleshooting
The jam is runny. It likely did not reach the gel point. Pour it back into the pot and boil a few more minutes, testing on a cold plate. Also remember that jam firms up as it cools.
It is too thick or gummy. It was cooked too long. Stir in a spoonful or two of hot water or lemon juice over low heat to loosen it.
It is too spicy. Stir in a small amount of extra mashed raspberries or a spoonful of plain jam to dilute it. Next time, remove the seeds and membranes.
It is not spicy enough. Stir in a pinch of red pepper flakes or a little finely minced jalapeño and simmer for a minute or two.
The peppers floated to the top. Stir for a few minutes off the heat as the jam cools slightly and starts to thicken.
It tastes burnt. The heat was too high near the end, or the pot was too small. Use a wide, heavy pot and stir constantly during the last few minutes.
Too seedy. If raspberry seeds bother you, press the mashed raspberries through a fine-mesh sieve before cooking, then add the sugar, lemon juice, and jalapeños to the strained puree. Expect a slightly smaller yield.
Raspberry Jalapeno Jam Recipe FAQs
Can I make raspberry jalapeno jam without pectin?
Yes, and this recipe does exactly that. Raspberries have some natural pectin, and the sugar and lemon juice help the jam set as it cooks.
Can I use frozen raspberries?
Yes. Thaw them first and add all the juice to the pot. They may need a few extra minutes of cooking.
Is this jam really spicy?
It depends on how much of the pepper you use. With the seeds and membranes removed, it has a mild-to-medium warmth. Leave some in for more heat.
Can I can this recipe in a water bath?
This recipe has not been lab-tested for canning, so it is written for the refrigerator and freezer. For shelf-stable jars, use a tested recipe and follow its processing times.
How long does raspberry jalapeno jam last?
About 3 weeks in the refrigerator, and several months in the freezer.
Can I use honey instead of sugar?
You can replace a small part, up to about ¼ cup of the sugar, with honey for a floral note. The set can be slightly softer, so test with the cold plate. Replacing all the sugar is not recommended, since the sugar helps the jam set.
What can I serve it with?
Cream cheese and crackers, baked brie, grilled cheese, glazed chicken or pork, and charcuterie boards are the most popular options.
Can I use jalapeño from a jar?
Fresh gives the best flavor. Pickled jalapeños add vinegar and salt, which will change the taste of the jam.
Final Thoughts
A good raspberry jalapeno jam recipe is mostly about balance. Enough sugar to set, enough lemon to keep it bright, and just enough heat to make you reach for another cracker. Start with two jalapeños, taste, and adjust next time. Keep it in the refrigerator, give it a few days to settle, and you will have a jar that works with almost everything on the table.
Raspberry Jalapeno Jam (Small Batch, No Pectin)
Ingredients
Equipment
Method
- Put two or three small plates in the freezer for testing the set.
- In a wide, heavy-bottomed pot, combine the raspberries, sugar, lemon juice, and salt. Mash the berries lightly and let the mixture sit for 15 minutes.
- Set the pot over medium heat and stir until the sugar dissolves. Add the jalapeños, raise the heat, and bring to a steady, rolling boil.
- Boil for 15 to 25 minutes, stirring often and skimming off any foam. Stir more as it thickens, since jam scorches easily near the end.
- Test the set. The jam is ready at about 220°F (104°C) at sea level, or about 8°F above the boiling point of water where you live. Without a thermometer, spoon a little onto a frozen plate, wait one minute, and push it with your finger. If it wrinkles, it is done. If it runs back together, boil a few more minutes and test again.
- Remove from the heat and stir for a minute or two so the peppers spread evenly through the jam.
- Ladle the hot jam into clean jars, leaving about ½ inch of space at the top. Cool to room temperature, then cover and refrigerate. The jam thickens a lot as it cools.
Notes
- This recipe is written for the refrigerator and freezer. It has not been lab-tested for canning, so do not process it in a water bath for shelf storage. For shelf-stable jars, use a tested recipe from the National Center for Home Food Preservation, a state Cooperative Extension, or Ball, and follow its processing times for your altitude.
- Heat level: for mild, use 1 jalapeño with seeds and membranes removed. For medium (as written), use 2 with seeds removed. For hot, use 2 to 3 and leave some seeds and membranes in.
- Wear gloves when cutting the jalapeños and keep your hands away from your face. Wash your hands thoroughly afterward.
- Frozen raspberries work well. Thaw them and add all the juice. They may need a few extra minutes of cooking.
- Do not cut the sugar much. It helps the jam set and keeps it longer.
- Honey swap: replace up to ¼ cup of the sugar with honey for a floral note. The set may be slightly softer, so test on a cold plate.
- If the jam is too loose after cooling, pour it back into the pot and boil it a few more minutes. Some jams take a day or two to firm up fully.
- Refrigerate for up to about 3 weeks. Freeze in freezer-safe containers, leaving room for expansion, for several months. Thaw in the refrigerator and use within about 3 weeks.
- Discard the jam if you see mold, bubbling, or fermentation, or if it smells off.
- If you give it as a gift, label the jar “Keep refrigerated” and add the date.
- Quantities, cooking times, yield, and calories are estimates. Test the recipe once and adjust to your pot and stove.
