01 -
Preheat oven to 350°F. Grease a 9x12-inch or 3-quart casserole dish with cooking spray.
02 -
In a shallow dish, combine breadcrumbs, shredded cheddar cheese, and grated Parmesan cheese.
03 -
Melt the unsalted butter. Stir in onion powder and garlic powder. Pour into a separate shallow dish.
04 -
Season chicken breasts with salt and black pepper. Coat each breast in the butter mixture on all sides.
05 -
Press each chicken breast into the breadcrumb and cheese mixture, ensuring an even coating. Place chicken in the prepared casserole dish.
06 -
Sprinkle any remaining breadcrumbs over the chicken and press gently. Drizzle any leftover butter mixture on top.
07 -
Bake in the preheated oven for 35–45 minutes, or until chicken reaches an internal temperature of 165°F.
08 -
Serve hot immediately after baking.