Separate the egg whites and yolks.
Mix milk and erythritol into the yolks thoroughly.
Whisk the egg whites until stiff peaks form.
Add almond flour to the yolk mixture and combine.
Fold the meringue into the yolk batter in 2-3 additions.
Pour the batter into a mold lined with parchment paper.
Bake in a preheated oven at 170°C for 25-30 minutes.