Heat oven to 350°F.

Grease bottom only of 13 x 9-inch pan with shortening or cooking spray.

In medium bowl, stir brownie mix, water, oil and eggs until well blended.

Stir in chocolate chips and cookies.

Spread in pan.

Bake 24 to 26 minutes or until toothpick inserted 2 inches from side of pan comes out clean or almost clean.

Cool 30 minutes.

In small microwavable bowl, microwave peanut butter chips and peanut butter uncovered on High 45 to 60 seconds, stirring every 15 seconds, until melted and smooth.

Spread over cooled brownies.

Sprinkle with peanuts.

Cover and refrigerate 40 minutes or until topping is set.

Cut into 6 rows by 4 rows.