1 lb. ground beef, browned
1 lb. cooked sm. shells
1 1/2 qt. spaghetti sauce
1 lb. sliced pepperoni
1 1/2 lb. shredded Mozzarella cheese
Parmesan cheese

Mix all together except Parmesan cheese. Bake at 350 degrees for 45 minutes. Sprinkle Parmesan cheese when served. Serves 8.