Chocolate Peppermint Frozen Dessert

1 cup chocolate wafer cookie crumbs
3 tablespoons butter, melted
1 quart peppermint ice cream, soft
1/2 cup fudge ice cream topping

Combine crumbs and butter. Press mixture onto bottom and part way up sides of 8" square baking pan. Freeze until firm.

Spread ice cream over the frozen crumbs. Cover with chocolate topping. Freeze several hours or overnight.

To serve, let stand at room temperature about 15 minutes; cut into squares.