Put 500 g flour, 50 g sugar, 1 pinch of salt, 75 g softened butter and egg into a mixing bowl. Warm the milk lukewarm, dissolve the yeast in it and also put it into the mixing bowl. Knead with the dough hooks of the hand mixer for about 2 minutes to a smooth yeast dough. Cover and leave to rise in a warm place for 30-40 minutes
Melt 225 g butter in a saucepan. Crumble the Amarettini. Mix 250 g flour, 150 g sugar, amarettini and 1 pinch of salt in a bowl. Add hot butter at once and knead into crumbles, first with the dough hooks of the hand mixer, then briefly with your hands. Sprinkle 1 tablespoon (15 g) flour over the crumbles and shake briefly in the bowl. Drain the cherries on a sieve
Cut the vanilla pod lengthwise and scrape out the pulp with the back of a knife. Mix vanilla pulp, sour cream and 50 g sugar with the whisk of the hand mixer. Stir in sauce powder, pudding powder and egg yolk one after the other
Grease a fat pan of the oven (32 x 39 cm) and dust with flour. Briefly knead the yeast dough on a floured work surface and roll out evenly on the fat pan. Mix cherries and almonds and spread evenly on the dough. Pour the sour cream on top and smooth it down. Sprinkle with crumbles and bake in a preheated oven (electric cooker: 200 °C/ convection oven: 175 °C/ gas: see manufacturer) for approx. 45 minutes. Let the crumble cake cool down in the fat pan on a cake rack. Dust with cocoa shortly before serving and cut into pieces
waiting time approx. 2 hours