Kynutý borůvkový koláč s drobenkou / @JanaCJany

Yeasted blueberry cake with crumble / @Jana C. 60g of sugar pinch of salt 100g of butter 2 egg yolks 250 ml of milk 30g of yeast 1 vanilla sugar 500g plain flour crumb - 100g butter, 200g caster sugar, 200g coarse flour leave to rest for 20 minutes on a baking sheet covered with a tea towel I baked on hot air 170°C - 30 minutes. Sheet 29x39cm