Step 1

Preheat oven to 350°F.

Step 2

Cut the cookie dough into 12 even pieces.

Step 3

Place the cookie dough into each section oif the muffin pan that's been sprayed with non-stick baking spray. Press it down using a tart tamper tool or the back of a spoon.

Step 4

Place a Reese's Peanut Butter Cup on top of the cookie dough.

Step 5

Prepare the brownie mix according to the directions on the back of the box.

Step 6

Evenly distribute the brownie mix on top of each peanut butter cup until each muffin section is about 90% full.

Step 7

Bake for 20 - 25 minutes or until the brownies are fully cooked.

Step 8

Allow them to cool in the pan for a few minutes before removing and placing on a cooling rack.