1 sm. pkg. Oreo cookies
1/2 c. butter
1/2 gal. mint ice cream
1 can Hershey's chocolate fudge topping
1 container Cool Whip

Crush Oreos in blender. Mix cookies together with butter and spread on bottom of 9 x 13 inch pan. Save some cookie mixture for topping. Soften ice cream and spread on top of cookies. Spread fudge topping on ice cream. Top with Cool Whip and rest of cookie mixture. Freeze.