Step 1

Prepare brownie mix according to box instructions.

Step 2

In a medium mixing bowl, combine together the peanut butter, powdered sugar, and melted butter.

Step 3

Distribute scoops of the peanut butter mixture on top of the brownie and flatten the mixture to achieve an even layer.

Step 4

In a small bowl, combine the milk chocolate chips and butter. Microwave at 15-second intervals until melted, stirring after each interval.

Step 5

Pour the chocolate mixture on top of the brownies, then evenly spread to achieve a flat, even layer.

Step 6

Chill in the refrigerator for 30 minutes.

Step 7

Slice and serve.

Step 8

Enjoy!