Oreo Ice Cream Cake

1 box Oreo cookies
1/2 gallon vanilla ice cream
1/2 c. butter
8 oz. cool whip
1 can Kraft hot fudge topping

Crush 1 of box Oreos and mix half of them with 1/2 c. melted butter. Press into a 9x13 pan. Spread heated Kraft hot fudge topping on top of crust. Freeze until hardened. Layer on 1/2 gallon softened vanilla ice cream. Spread cool whip across the top and sprinkle as many oreos as you want. Easy and always good!