Preheat the oven to 180°C.
In a bowl, mix oats, protein powder, almond flour, stevia, and baking powder.
Add egg, fat-free milk, and coconut oil, then knead the dough.
Shape the dough into cookies.
Place the shaped dough on a baking tray.
Bake in the oven at 180°C for 12-15 minutes.
Let it cool to finish.