Separate two eggs. Cream fat and 250 g sugar. Stir in 4 eggs and 2 egg yolks bit by bit. Mix flour and baking powder and stir in
Fill the dough into a greased box form (approx. 30 cm long; min. 2 l capacity) sprinkled with breadcrumbs and smooth it down. Bake in a hot oven (electric cooker: 175 °C / convection oven: 150 °C / gas: level 2) for approx. 40 minutes
Beat 2 egg whites and 1 pinch of salt until stiff. While stirring, pour in 100 g sugar and continue beating until completely dissolved. Fold in ground hazelnuts. Spread the nut mixture on the cake and bake at the same temperature for another 25 minutes. Let it cool down
Dust the cake with icing sugar. Whip the cream until stiff and fill into a piping bag with star-shaped spout. Decorate nut cake with cream tuffs and hazelnuts