Step 1

Preheat oven to 375 degrees F and spray a 9-inch by 13-inch baking dish with nonstick cooking spray.

Step 2

Cut each chicken breast in half lengthwise to create four thin chicken breasts.

Step 3

In a small bowl, whisk together the mayonnaise, honey mustard, garlic powder, pepper, salt, and onion powder.

Step 4

Spread the mixture on both sides of each chicken breast and place it in the prepared baking dish.

Step 5

Top all the chicken with the Parmesan cheese and place in the preheated oven. Bake for 30 minutes, until chicken is cooked through.