1 (15 oz.) pkg. Oreo cookies, crushed (set aside 1/2 c. for top)
1/2 c. melted butter
1 (8 oz.) pkg. cream cheese, room temp.
1 c. powdered sugar
2 (12 oz.) containers Cool Whip
1 lg. pkg. instant chocolate pudding
Milk

Put crushed Oreos in a 9"x13" pan and drizzle 1/2 cup melted butter over them. Pat down. Mix cream cheese and powdered sugar. Blend in 1 container Cool Whip. Spread mixture over Oreo crust. Mix pudding according to package directions. Spread over cream cheese layer. Top with 1 container Cool Whip. Sprinkle 1/2 cup crushed Oreos over top. Refrigerate.