Preheat the oven to 180°C (356°F).
In a bowl, mix together almond flour and coconut flour.
Add baking powder, salt, and stevia, and mix thoroughly.
Add eggs, milk, and olive oil to make a batter.
Divide the batter evenly into muffin tins.
Bake in the oven at 180°C (356°F) for 20-25 minutes.
Cool before serving.