Name: Koldskål with kammerjunkere
Prep time: 30 min
Cook time: 30 min
Total time: 60 min
Ingredients: 1 vanilla pod; 1 pinch sugar; 125 g all-purpose flour; 50 g sugar; ½ homemade vanilla sugar; 1 tsp baking powder; 1 pinch salt; ½ lemon zest; 50 g butter; 1 egg; 30 g sugar; 3 egg yolk; ½ homemade vanilla sugar; 3 dl yogurt (full-fat or ymer if you can get it); 1 l buttermilk; ½ lemon (zest); 1 lemon (juice)