1 pkg. sliced pepperoni
1 (7 oz.) pkg. spaghetti, cooked & drained
1 egg, beaten
1/2 c. milk
1 lb. ground beef, browned, seasoned & drained
1 lg. jar spaghetti sauce
1 lb. Mozzarella cheese, shredded

Put cooked and drained spaghetti in bottom of greased 9"x13" pan. Mix egg and milk, pour over spaghetti. Layer meat, then spaghetti sauce, then cheese and pepperoni on top of cheese. Bake at 350 degrees for 1/2 hour, covered and 1/2 hour uncovered.