Coconut tartlets / Dessert /. Tart recipe

3 egg whites 150 g sugar 110 g coconut flakes pinch of salt _________ 3 egg yolks 100 g butter 20 g sugar 180 g flour 1 g baking powder (1/4 tsp) 5 g vanilla sugar a pinch of salt ______ Bake in an oven preheated to 210-220°C for about 15 minutes.