Grease a springform pan (26 cm Ø) and dust with flour. Peel, wash and finely grate carrots
Mix flour, nuts and baking powder. Separate the eggs. Beat the egg whites, 2 tablespoons of cold water and 1 pinch of salt until stiff, while pouring in 100 g of sugar. Fold in the egg yolks one by one. First fold in flour mixture and then carrots. Spread into the mould. Bake in the preheated oven (electric cooker: 175 °C/ convection oven: 150 °C/gas: level 2) for approx. 40 minutes. Let them cool down
Mix mascarpone, quark, orange juice, 50 g sugar and vanillin sugar briefly. Spread loosely on the cake and refrigerate for about 30 minutes. If necessary, halve almond kernels and chop or grind some pistachios. Decorate the cake with marzipan carrots, almonds and pistachios