Step 1

Gather all of the ingredients.

Step 2

Line an 8x8 baking dish with foil and leave some overhang on the sides to make removing the bars from the pan easier.

Step 3

In a large microwave-safe bowl melt the butter.

Step 4

To the butter add powdered sugar, graham cracker crumbs, and peanut.

Step 5

Mix until well combined.

Step 6

Spread the peanut butter mixture evenly into the bottom of the pan.

Step 7

In a medium microwave-safe bowl melt the chocolate chips in 30-second intervals until melted and smooth.

Step 8

Refrigerate for 1 hour until firm.

Step 9

Remove the bars from the pan and carefully slice them into 16 bars.

Step 10

Serve!