1 pkg. (approx. 1 lb.) coconut or chocolate chip cookies
1 c. milk
1 (12 oz.) carton frozen whipped topping

Set 6 cookies aside. Dip remaining cookies, one at a time, in milk and shake. Place a layer of cookies in the bottom of a 9 x 12 inch pan. Add a layer of frozen topping. Add another layer of cookies and top with remaining whipped topping. Grate 6 reserved cookies over top. Chill.