Step 1

Preheat oven to 350°F (175°C) and line a baking sheet with parchment paper.

Step 2

In a medium bowl, whisk together the flour, cocoa powder, baking soda, and salt.

Step 3

In a large bowl, cream together the butter, granulated sugar, and brown sugar until light and fluffy.

Step 4

Mix in the peanut butter, vanilla extract, and egg until well combined.

Step 5

Gradually add the dry ingredients to the wet ingredients and mix until just combined.

Step 6

Fold in the peanut butter chips.

Step 7

Drop rounded tablespoons of dough onto the prepared baking sheet, spacing them about 2 inches apart.

Step 8

Bake for 10 minutes or until the edges are set.

Step 9

Allow the cookies to cool on the baking sheet for 5 minutes, then transfer to a wire rack to cool completely.

Step 10

Enjoy!