Prepare the short pastry. Prepare curd mixture. Halve the curd mixture. Sift the cocoa over one half and carefully fold in, stir in the chocolate shavings. Pour light-coloured mixture into the mould first. Spread the dark mixture in patches and fold in with a spoon in a streaky mixture.
Smooth the mixture and bake in the preheated oven at 200 °C on the lower shelf for about 45 minutes. Let the cake rest for about 30 minutes with the oven door open. Remove and let cool off. Remove the short pastry from the edge of the springform pan with a knife. Peel the chocolate with a peeler and put it in a cool place. Decorate the cake with chocolate shavings before serving
waiting time approx. 4 1/4 hours