1: Preheat oven to 180°C.
2: In a large mixing bowl, mash the banana.
3: Add the egg and whisk both together using a fork.
4: Mix in the maple syrup and softened coconut oil.
5: Stir in the unsweetened cocoa powder.
6: Add the remainder of the dry ingredients and stir until just combined.
7: Fold in the peanut butter chips.
8: Portion out the cookie dough on the baking sheets.
9: Place in the oven and bake for 9-11 minutes, or until the cookies have set.