Mix 100 g butter in pieces, 250 g flour, 75 g sugar, 1 packet of vanilla sugar, 1 egg and 1 pinch of salt with the dough hooks of the hand mixer. Quickly work into a smooth dough with your hands. Wrap in cling film and chill for about 30 minutes. Melt 75 g butter. Mix 125 g flour, 50 g sugar, 1 packet of vanilla sugar, 1 pinch of salt, cinnamon and liquid butter with the dough hooks of the hand mixer to form crumbles. Put in a cool place.
Peel and quarter apples, remove core. Cut quarter into pieces, sprinkle with lemon juice. Roll out short pastry to a circle (approx. 34 cm Ø) on a floured work surface. Line a springform pan (26 cm Ø) with it. Pull the dough up about 4 cm along the edge. Prick the base several times with a fork. Put it in a cold place. Beat 100 g butter, 150 g sugar and 1 packet vanilla sugar with the whisk of the hand mixer until frothy. Separate 3 eggs and stir in egg yolks one after the other. Stir in quark, pudding powder and lemon zest. Beat egg whites and a pinch of salt until stiff and fold in.
Put it in a cold place. Beat 100 g butter, 150 g sugar and 1 packet vanilla sugar with the whisk of the hand mixer until frothy. Separate 3 eggs and stir in egg yolks one after the other. Stir in quark, pudding powder and lemon zest. Beat egg whites and a pinch of salt until stiff and fold in. Fold in apple pieces. Put them into the springform pan and smooth them down. Spread crumbles on top. Bake in the preheated oven (electric cooker: 175 °C/ convection oven: 150 °C/ gas: level 2) for about 1 hour. Let the springform pan cool down on a grid. Serve the cake decorated with apple wedges as desired
Fold in apple pieces. Put them into the springform pan and smooth them down. Spread crumbles on top. Bake in the preheated oven (electric cooker: 175 °C/ convection oven: 150 °C/ gas: level 2) for about 1 hour. Let the springform pan cool down on a grid. Serve the cake decorated with apple wedges as desired
Waiting time approx. 10 minutes