In a large bowl, combine the egg, onion, red pepper, 1/2 cup mozzarella cheese, 1/2 cup spaghetti sauce, 2 tablespoons Parmesan cheese, oats and seasonings. Crumble turkey over mixture and mix well. , Coat 6 jumbo muffin cups with cooking spray; fill with turkey mixture. Bake at 350° for 20 minutes; drain. , Top each loaf with 1 tablespoon spaghetti sauce, 2 teaspoons mozzarella cheese and 1/2 teaspoon Parmesan cheese. Bake 5-10 minutes longer or until a thermometer reads 165° and cheese is melted. Let stand for 5 minutes before removing from pan.