1 pkg. instant pudding, any flavor
1/4 c. confectioners' sugar
1 c. cold milk
1 (8 oz.) container Cool Whip, thawed

Combine pudding mix, sugar and milk in small bowl. Beat slowly with rotary beater or at lowest speed of an electric mixer until well blended, about 1 minute. Fold in whipped topping. Spread on cake at once. Makes about 4 cups or enough for two 9 inch layers. Note: Store frosted cake in refrigerated.