1 c. milk
1 (4 oz.) pkg. chocolate pudding (instant)
3 1/2 c. thawed Cool Whip
20 Oreo or other chocolate sandwich cookies, crushed
1 1/2 c. rocks (granola chunks, chocolate chips, peanut butter chips, chopped peanuts or a combination)
1 pkg. graham cracker crust

Pour milk into medium bowl. Add pudding mix. Beat with wire whisk until well blended 1-2 minutes. Let stand 5 minutes. Fold in whipped topping. Stir in 1 cup of the cookies and the rocks to the pudding mixture. Spoon into pie crust. Sprinkle with remaining cookies. Freeze until firm (about 4 hours).