1 box graham crackers
2 boxes instant vanilla pudding
1 c. powdered sugar
3 c. milk
8 oz. carton Cool Whip
1 can light chocolate icing

Mix pudding, powdered sugar and milk together with electric mixer, about 2 minutes on low speed. Fold Cool Whip into pudding mixture; set aside. Lightly grease bottom of 13 x 9 inch baking pan with oil. Line bottom of pan with whole graham crackers (sometimes have to break apart to make fit.) Pour 1/2 pudding mixture over crackers. Put another layer of crackers. Then another (remaining) pudding. Finish with another layer of crackers. Ice with chocolate icing and refrigerate.