Preparation

• Crush 12 of the cookies until fine crumbs form; set aside. Microwave 3 oz. chocolate and butter in medium microwavable bowl on HIGH 45 sec. to 1 min. or until butter is melted. Stir until chocolate is completely melted and mixture is well blended. Stir in the crushed cookies. Place in 9-inch square pan; press firmly onto bottom of pan.
• Combine dry pudding mix and sugar in medium bowl. Gradually add boiling water, stirring until well blended. Add peanut butter; mix well. Spread to evenly cover bottom of crust.
• Melt remaining 3 oz. chocolate according to package directions. Carefully spread over the pudding mixture. Coarsely chop remaining 6 cookies; sprinkle over chocolate layer. Refrigerate at least 1 hour or until set. Cut into 24 bars to serve. Store leftover bars in refrigerator.