Cut chicken into small slider-sized pieces and pat dry.
Marinate chicken in buttermilk for at least 30 minutes.
Prepare coating: mix flour with spices in one bowl, beat eggs in another.
Dip chicken into egg, then coat in flour mixture (repeat for extra crunch).
Cook chicken by frying, baking, or air-frying until golden and crispy.
Warm honey in a pan and mix with chili flakes or hot sauce to make hot honey.
Toss cooked chicken in hot honey until fully coated.
Slice buns and assemble sliders with chicken and optional toppings.
Serve immediately while warm and crispy.