Lemon Cookies
["1 box lemon cake mix", "1 (8 oz.) tub whipped topping", "1 egg", "sifted powdered sugar"]
["Mix topping, cake mix and egg well.", "Shape into small round balls.", "Roll in powdered sugar.", "Bake at 350\u00b0 for 10 to 15 minutes."]
["lemon cake mix", "topping", "egg", "powdered sugar"]