Preheat oven to 350 degrees F and line a baking sheet with parchment paper
Melt chocolate in a bowl over boiling water
Sift flour, cocoa powder, baking powder and salt together and set aside
Cream butter and brown sugar together until smooth
Add in eggs, vanilla and melted chocolate to the butter mixture
Alternate adding the flour and milk to the butter mixture and mix until smooth and all ingredients are combined
Chill cookie dough for 1 hour before scooping
Scoop dough and roll in granulated sugar and then powdered sugar
Bake for 12 minutes at 350 degrees F
Remove the cookies from the oven and allow them to cool
Enjoy!