Preheat the oven to 180°C (356°F).
In a bowl, mix protein powder, almond flour, baking powder, and cocoa powder together.
In a separate bowl, combine unsweetened almond milk, erythritol, and coconut oil.
Combine the dry ingredients with the wet ingredients to form a dough.
Shape the dough into round balls and place them on parchment paper.
Bake in the preheated oven for 12-15 minutes.