Fluffy Pudding Frosting: Pour 1 cup cold milk into medium bowl. Add 1 package (4 serving size) Jello Instant Pudding & Pie Filling, any flavor, and quarter cup powdered sugar. Beat with a wire whisk 2 minutes. Gently stir in 1 tub (8 ounces) whipped topping, thawed. Spread onto cake at once. Makes about 4 cups or enough for two 8 or 23 cm layers.