Hamburger Casserole
["2 lb. hamburger", "1 onion, thinly sliced", "3 potatoes, thinly sliced"]
["Layer 1 pound hamburger, onion, potatoes and 1 pound hamburger.", "Cook 35 to 45 minutes at 350\u00b0.", "Drain and cover with a 10 ounce package of Cheddar cheese."]
["hamburger", "onion", "potatoes"]