Place the puff pastry slices next to each other and defrost. Melt 50 g butter. Cut the vanilla pod lengthwise and scrape out the pulp with the back of a knife. Cream egg, 75 g sugar, vanilla pulp and 1 pinch of salt. Stir in quark, milk and pudding powder. Finally, stir in the liquid butter. Wash the cherries, drain well, remove the stalks, halve and remove stones
Grease a tart mould (30 cm Ø) well. Melt 15 g butter. Roll out each slice of puff pastry into a rectangle (12 x 24 cm) on a floured work surface and cut in half lengthwise. Spread the puff pastry slices with butter and sprinkle with 1 tablespoon of sugar. Lay out the tart mould with the pastry slices slightly overlapping and press them together slightly
Smooth out the curd mixture on the floor. Spread the cherries on top and bake in a preheated oven (electric cooker: 200 °C/ convection oven: 175 °C/ gas: see manufacturer) for approx. 30 minutes. Take out, let it cool down and dust the edge with icing sugar