Potato Casserole
["1 (2 lb.) bag frozen hash brown potatoes", "2 c. cream of chicken soup", "1/2 c. diced onion", "1/2 pt. sour cream", "8 oz. shredded Cheddar cheese", "1/2 c. margarine"]
["Place partially thawed hash brown potatoes in bottom of a buttered 9 x 13-inch pan.", "Cut up 1/2 cup butter in small squares and spread over potatoes.", "In a large bowl mix chicken soup, onion, sour cream and cheese.", "Spread over potatoes and spread with butter.", "Bake, uncovered, at 350\u00b0 for 1 hour."]
["frozen hash brown potatoes", "cream of chicken soup", "onion", "sour cream", "Cheddar cheese", "margarine"]