Poor Man'S Casserole
["1 lb. hamburger meat, cooked and drained", "1 small onion, chopped", "8 to 10 medium potatoes, sliced with peeling", "1 can cream of mushroom soup with 1 can water mixed together"]
["Layer potatoes, onions and hamburger.", "Pour 1/2 mushroom soup over it.", "Make 2 layers.", "Bake at 350\u00b0 for 45 minutes or until potatoes are soft."]
["hamburger meat", "onion", "potatoes"]