01 - Preheat oven to 425°F. Line a baking sheet with foil and position a wire rack on top. Lightly coat the rack with cooking spray or oil.
02 - Pat chicken wings thoroughly dry with paper towels and transfer to a large mixing bowl.
03 - Combine baking powder, kosher salt, garlic powder, smoked paprika, black pepper, onion powder, and cayenne pepper (if using) in a small bowl.
04 - Sprinkle the seasoning blend over the wings and toss until each wing is evenly coated.
05 - Lay wings in a single layer on the prepared rack, ensuring they are not crowded.
06 - Bake for 25 minutes, then flip each wing and continue baking for an additional 20 minutes until golden brown, crispy, and cooked through.
07 - Allow wings to cool slightly before serving hot with your preferred dipping sauces.