Escalloped Potatoes
["1 stick margarine", "1 pkg. frozen hash brown potatoes", "2 cans cream of mushroom or chicken soup", "1 small carton sour cream", "8 oz. Cheddar cheese", "1 medium onion, chopped"]
["Melt margarine in bottom of large Pyrex dish.", "Mix all ingredients except potatoes.", "Make layers with potatoes and other ingredients.", "Bake at 325\u00b0 for 1 1/2 to 2 hours covered with foil."]
["margarine", "frozen hash brown potatoes", "cream of mushroom", "sour cream", "Cheddar cheese", "onion"]