1 lb. hamburger
1 c. chopped celery
1 tbsp. chopped onion
1 (10 oz.) pkg. noodles, cooked
1 can Cheddar cheese soup
8 oz. pizza or tomato sauce
1 c. shredded mozzarella cheese (optional)

Brown first 3 ingredients. Add noodles, soup and sauce. Mix and put into greased casserole dish. Top with cheese. Bake at 350 degrees for 1 hour.