8 oz. cooked spaghetti
1 egg, beaten
1/2 c. milk
1 lb. ground beef, browned
1 sm. onion
1/2 lb. shredded mozzarella cheese
1 (32 oz.) jar spaghetti sauce
1 pkg. pepperoni

Combine the following in a 9 x 13 inch pan: spaghetti, egg, milk, browned hamburger and onions layered over noodles. Next layer cheese, next pour spaghetti sauce over cheese. Then pepperoni on top of cheese. Bake 40 minutes to 1 hour at 350 degrees.