¾    cup corn flake cereal, crushed
         ¾    cup grated Parmesan cheese
          1    envelope ranch salad dressing mix
          4    pounds boneless, skinless chicken breasts
         ½    cup melted butter

Combine crushed cereal, cheese and salad dressing mix. Dip chicken pieces in melted butter and then roll them in the dry mixture to coat. Place in a greased 9 x 13-inch baking dish. Bake, uncovered, at 350 degrees for 1 hour.