42 reg. type Oreo cookies
1 tub reg. (or light) Cool Whip
1/2 gal. chocolate chip or mint chip ice cream
1/4 c. butter
1 pt. hot fudge

Blend cookies in food processor with butter. Pour 1/2 into large casserole or flat cake pan. Divide ice cream in half and soften at room temperature. Spread 1/2 of ice cream on cookie crust. Spread fudge on ice cream layer. Spread remaining ice cream on fudge layer. Spread Cool Whip on ice cream. Sprinkle top with remaining Oreo cookie mixture. Place ice cream cake in freezer 2 to 4 hours, or overnight, before serving.