- Nonstick vegetable oil spray
- 6 tablespoons (3/4 stick) unsalted butter
- 1 ounce bittersweet (not unsweetened) or semisweet chocolate, chopped
- 30 chocolate wafer cookies
- Spray 9-inch-diameter glass pie dish with nonstick spray. Stir butter and chocolate in heavy small saucepan over low heat until melted. Finely grind cookies in processor. Add chocolate mixture. Process until crumbs are moistened. Press crumb mixture into prepared pie dish. Freeze until firm, about 30 minutes.