Preheat oven to 400°. In a shallow bowl, mix bread crumbs, cheese and, if desired, chipotle pepper. Place butter in a separate shallow bowl. Dip chicken pieces in butter, then in crumb mixture, patting to help coating adhere., Place chicken in a greased 15x10x1-in. baking pan; sprinkle with remaining crumb mixture. Bake 20-25 minutes or until no longer pink.