1: Preheat the oven to 180°C.
2: If vegan, prepare the flaxseed egg by mixing one tablespoon of ground flaxseed with three tablespoons of water.
3: In a medium bowl, whisk together the wet ingredients: peanut butter, maple syrup, flaxseed egg (or egg), coconut oil, and vanilla.
4: Separate the wet ingredients into two bowls. In one bowl, mix in the cacao powder.
5: In another medium bowl, combine the oat flour and baking powder.
6: Take 1/2 cup of the dry flour mixture and add it to the cacao wet mixture, and take the other 1/2 cup of dry flour mixture and add it to the peanut butter mixture.
7: Wet your hands slightly, measure out 1-2 teaspoons of mixture, and roll into a ball. Place on a baking tray.
8: Roll all the wet mixture (PB and Cacao) into balls and place on the baking tray.
9: Bake for 12-15 minutes.