2/3 c. peanut butter
1 1/2 c. powdered sugar
1 (5 5/8 oz.) pkg. instant pie (vanilla) filling
1 (9") graham cracker crust
Cool Whip

Mix peanut butter with powdered sugar until mealy. Cover pie shell with mixture. Prepare vanilla pudding according to package directions. Pour over crumb mixture. Pie will be very full. Refrigerate for about 30 minutes. Cover pie with layer of Cool Whip. Refrigerate. Make pie several hours before serving. Delicious!