Preparation:

Preheat oven to 375.

Pat chicken dry and place in a greased 9×13 pan.

Add sliced cheese on top of chicken breasts.

In a bowl mix mayonnaise, sour cream, ½ cup Parmesan cheese, salt, pepper and garlic powder.

Spread this over chicken and sprinkle with remaining Parmesan cheese.

Bake for 1 hour. Serve over rice if desired or serve alone.

Enjoy!