Mix almond flour, baking powder, and salt in a bowl.
In another bowl, combine eggs, coconut oil, and erythritol and mix well.
Pour the wet ingredients into the dry ingredients and mix with a spatula until well combined.
Shape the dough into a round or triangle shape.
Bake in a preheated oven at 180°C (356°F) for 20 minutes.
Cool on a wire rack before serving.