Combine the brownie cookie ingredients (besides the chocolate chips) in a large bowl and stir them together until mixed evenly.
Fold in the mini chocolate chips.
Cover the batter and place the bowl in a fridge for at least 30 minutes.
Preheat the oven to 350 degrees Fahrenheit. Line a baking sheet or two with parchment paper.
Scoop the dough by the 1.5 TBS and roll them into smooth balls. Place them onto the prepared baking pan, at least 2 inches apart to let the cookies spread.
Bake the cookies in the oven for 8 to 10 minutes, or until the tops are barely no longer shiney, and set.
Let the cookies cool for 5 minutes on the cookie sheet, then transfer them to a cooling rack to cool completely.
Add the peanut butter and powdered sugar to a medium bowl and mix them together until
Take 1.5 teaspoons of the peanut butter mixture and roll it into a smooth bowl. Then flatten them slightly.
Top the cookies with the peanut butter mixture.
Combine the chocolate chips and coconut oil in a small bowl and microwave for 30 seconds. Then stir as much as you can. Microwave in additional 20 second increments, until you can stir the chocolate smooth.
Spoon the chocolate evenly over the top of the peanut butter mixture, and cookies.
Let the cookies sit until the chocolate is set and hardened.