2 lb. hamburger
1 chopped onion
2 cans pizza sauce
8 oz. mushrooms
2 c. cooked elbow noodles
1 egg
1/2 c. milk
1 pkg. Mozzarella cheese, shredded

Brown hamburger and onion. Add pizza sauce and mushrooms. Mix together macaroni, egg, and milk and place in greased 9 x 13 pan. Place meat mix on top. Add cheese. Cover with foil. Bake at 350 degrees for 1 hour, the last 15 minutes uncovered.