Whisk eggs, salt, sugar and vanilla sugar with the whisk of the hand mixer until creamy. Add 125 g butter and quark one after the other. Mix nuts and fold into the egg-fat mixture. Mix flour and baking powder, knead in quickly with your hands. Pour the dough onto a baking tray lined with baking paper and shape into an oval stollen. Bake in the preheated oven (electric range: 175 °C/ convection oven: 150 °C/ gas.
Level 2) on the middle shelf for 55-60 minutes. Melt 125 g butter in a small pan and spread it on the hot stollen. Dust thickly with icing sugar and let cool off. Wrap in aluminium foil and leave to soak for 2-3 days. Decorate with pistachios
waiting time approx. 2 hours