Potato Casserole
["6 potatoes, boiled and seasoned", "1 stick margarine", "1 c. cheese", "1 medium onion", "1 (8 oz.) carton sour cream"]
["Mash potatoes.", "Melt cheese and margarine together.", "Mix all ingredients together and pour into a casserole dish.", "Top with grated cheese.", "Heat until warm."]
["potatoes", "margarine", "cheese", "onion", "sour cream"]