1Make cookie dough by blending cookie mix, butter, egg and oats until soft dough forms. Reserve 1-cup cookie mixture for topping. Press remaining dough in bottom of ungreased 9-inch square pan.
2Microwave chocolate chips uncovered on High 1 to 2 minutes or until melted. Stir in whipping cream until blended. Spread chocolate mixture evenly over crust. Top with reserved cookie mixture. Sprinkle with peanuts.
3Bake at 375°F 25 to 30 minutes or until light golden brown and center is soft. Cool completely, about 1 hour.