Potato Cakes
["leftover mashed potatoes", "1 egg", "1 small onion", "oil or shortening", "1 1/2 tsp. flour"]
["In a large bowl, stir together mashed potatoes, egg, onion and flour.", "After mixing is completed, heat oil in a large heavy skillet. When oil is hot, drop potato mixture into hot oil. Brown well, using medium heat.", "Turn and brown well."]
["potatoes", "egg", "onion", "oil", "flour"]