2 lbs. hamburger
3 (10 1/2 oz.) cans pizza sauce
1 (16 oz.) pkg. noodles
1 (16 oz.) pkg. shredded Mozzarella cheese
1 sm. onion, chopped
Mushrooms

Brown hamburger and onion, then add pizza sauce and cooked noodles and mushrooms. Layer casserole dish with hamburger mixture and then cheese. Last layer on top should be cheese. Cook dish at 350 degrees for 25 minutes or until cheese melts.