PIZZA SAUCE:

1 lb. hamburger, browned
1/2 c. chopped onion
1/2 tsp. oregano
1/4 tsp. pepper
1/2 tsp. sugar
2 (15 oz.) cans tomato sauce
4 c. sliced potatoes

Mix 1 can Cheddar cheese soup and 1/2 cup milk. Mix this with above pizza sauce and pour over potatoes. Bake at 375 degrees for 1 hour. Sprinkle Mozzarella cheese and Parmesan cheese over top and melt cheese.