1 (8 inch) baked pie crust
1 c. powdered sugar
1/2 c. peanut butter
1 box instant vanilla pudding
1 (8 oz.) Cool Whip

Mix powdered sugar and 1/2 cup peanut butter until crumbly. Pour 3/4 of crumbs on pie crust, bottom and sides. Mix pudding as directed and pour on pie crust. Let set up. Spread 8 ounce Cool Whip on top and sprinkle with the rest of the crumbs. Cool well and serve.