Lemonade Cake Recipe Type: Dessert Cuisine: American Author: Prickly Gourmet Serves: one 9x13-inch cake Ingredients 1 box lemon cake mix 1 1/4 cups water 1/3 cup vegetable oil 3 eggs 1 (6 ounce) can frozen lemonade concentrate, thawed 3/4 cup confectioners' sugar 1 container ready to spread white frosting or 1 container ready to spread