Grease the oven pan and sprinkle with semolina. Chop 100 g chocolate. Whisk 8 eggs, 275 g sugar and vanillin sugar with the whisk of the hand mixer for 8-10 minutes until thick and creamy. Mix quark, ricotta and mascarpone, stir in egg cream. Then stir in the pudding powder.
Fold chocolate into the mixture. Pour into the fat pan and smooth it down. Bake in the preheated oven (electric cooker 175 °C/ convection oven: 150 °C/ gas: level 2) on the lower level for 25-30 minutes. Mix the fat and 150 g sugar until creamy. Stir in 2 eggs one after the other. Mix flour, baking powder and cocoa, stir into the fat-egg cream. Pour into a piping bag with a large star-shaped spout (approx. 10 mm Ø). Spray the dough onto the cake in a grid pattern. Bake in the preheated oven (electric range: 200 °C/ convection oven: 175 °C/ gas: level 3) on the middle shelf for approx. 15 minutes. Let it cool down.
Pour into a piping bag with a large star-shaped spout (approx. 10 mm Ø). Spray the dough onto the cake in a grid pattern. Bake in the preheated oven (electric range: 200 °C/ convection oven: 175 °C/ gas: level 3) on the middle shelf for approx. 15 minutes. Let it cool down. Chop 50 g chocolate and melt over a warm water bath. Decorate the dough rack with it and let it dry. Cut into pieces and decorate with chocolate sticks