Mix everything together and bake in air fryer at 180°C for 20 minutes.
Preheat the oven to 180°C.
In a bowl, combine almond flour, baking powder, and cocoa powder.
Add egg, erythritol, unsweetened yogurt, and vanilla extract, and mix well.
Add cocoa nibs and chopped dark chocolate, then knead the dough.
Shape the dough into triangles.
Place on a baking sheet lined with parchment paper.
Bake in the oven at 180°C for 18 minutes.