For the banana cake with hazelnuts, mash the bananas and mix with 200 g sugar, vanilla sugar and salt until creamy.
Separate the eggs. Stir the yolks into the banana puree, gradually stir in the liquid cream. Then mix in the oil.
Beat the egg whites with the remaining sugar until stiff. Add half to the banana mixture. Fold in the remaining snow, flour, baking powder and hazelnuts.
Pour the mixture into any mold and bake in the preheated oven for about 45 minutes. Then sprinkle the banana cake with hazelnuts with sugar.