1 (3 oz.) cream cheese
1 c. powdered sugar
1/3 c. milk
3/4 c. peanut butter
1 (8 oz.) carton Cool Whip
1 Keebler chocolate crust

Blend, by hand, cream cheese and powdered sugar until smooth. Then add milk and peanut butter by hand until smooth. Then fold in Cool Whip. Pour into above chocolate crust and chill. May be frozen ahead of time.