Potato Candy
["1/2 c. mashed potatoes", "1 stick margarine", "2 lb. powdered sugar", "peanut butter"]
["Mix first three ingredients well.", "Roll out flat and spread with a thin layer of peanut butter.", "Roll up and chill in refrigerator.", "Slice into pieces.", "Potatoes should be cooked as usual, but no salt added."]
["potatoes", "margarine", "powdered sugar", "peanut butter"]