Line a baking tray (approx. 35 x 40 cm) with baking paper. Melt the fat at low heat. Mix 200 g flour, 100 g sugar and 1 pinch of salt. Add 1 egg. Pour in liquid fat and work everything into crumbles with the dough hooks of the hand mixer
Mix quark, milk, oil, 1 egg, 50 g sugar and 1 pinch of salt. Mix 200 g flour and baking powder and knead it with the dough hooks of the hand mixer. Roll out on some flour to an oval flat cake (approx. 18 x 35 cm). Lay diagonally on the baking tray
Mix crème fraîche, 1 egg, 50 g sugar and vanillin sugar briefly with a wooden spoon. Spread on the flat cake. Spread crumbles on it and sprinkle with almond flakes
Bake in the preheated oven (electric cooker: 200 °C/circulating air: 175 °C/gas: level 3) for approx. 25 minutes. Let them cool down. Sprinkle the crumble strips with coarse and icing sugar