01 -
Preheat the oven to 375°F. Lightly grease a 9x13-inch baking dish or line it with parchment paper.
02 -
Pound each chicken breast to an even thickness of about ¾ inch to ensure uniform cooking.
03 -
In a medium bowl, thoroughly mix mayonnaise, grated Parmesan, garlic powder, onion powder, salt, and black pepper until smooth.
04 -
Evenly spread the mixture over the top of each chicken breast, covering the entire surface.
05 -
Sprinkle paprika or Italian seasoning over the coated chicken breasts if desired.
06 -
Place the chicken breasts in the prepared baking dish and bake uncovered for 35 to 45 minutes, or until the internal temperature reaches 165°F and the topping is golden brown.
07 -
Allow the chicken to rest for 5 minutes to retain juiciness before serving.