Drain the cherries. Roughly chop the chocolate. Mix quark, oil, egg and 50 g sweet. Mix 250 g flour and baking powder and knead in
Roll out the dough on some flour to a rectangle (approx. 20 x 30 cm). Mix cherries, fruit spread and chocolate. Spread on the dough, leaving about 2 cm free around the edges. Roll up from the long side and form into a stollen
Place on a baking tray lined with baking paper. Bake in the preheated oven (electric cooker: 200 °C/circulating air: 175 °C/gas: level 3) for approx. 45 minutes. Cover after about 25 minutes. Melt butter. Brush the Striezel hot with butter and sprinkle with 12 g sweetness. Let cool off