Cream fat, 175 g sugar and salt with the whisk of the hand mixer. Stir in the eggs one after the other. Mix flour, nuts and baking powder, stir in together with the sour cream. Grease a springform pan (26 cm Ø) and dust with flour. Add the dough and smooth it down. Bake in the preheated oven (electric cooker: 175 °C/ convection oven: 150 °C/ gas: level 2) for 30-40 minutes. Let it cool down on a cake rack
Remove the cake from the tin and spread the cranberries on top. Mix the cream firmer with 75 g sugar. Mix with sour cream and cinnamon. Whip cream until stiff and fold in. Spread the cream on the cake and spread in waves. Use a potato peeler to slice curls from the chocolate. Sprinkle the cake with it. Keep cool until serving
waiting time approx. 2 hours