Line the bottom of a springform pan (26 cm Ø) with baking paper. Separate the eggs. Beat the egg whites and 4 tbsp. cold water until stiff, adding 125 g sugar and 1 packet of vanilla sugar. Beat the egg yolks separately into the mixture. Sift flour, starch and baking powder into the mixture and fold in. Spread into the mould. Bake in a hot oven (electric cooker: 175 °C/circulating air: 150 °C/gas: level 2) for 30-35 minutes. Let them cool down
Mascarpone, quark, 50 g sugar, 1 packet of vanillin sugar, 2-3 tbsp. grappa, lemon zest and juice, stir until smooth
Cut the cake base 2 x horizontally. Sprinkle 2 cake bases with 1-2 tbsp. grappa. Place the edge of the mould around the bottom cake base. Spread half the cream on top. Place 2nd cake base on top. Spread the rest of the cream on it.
Put the floor on top. Whip cream and 1 teaspoon sugar until stiff. Pour 1/3 cream into a piping bag with a perforated spout, chill. Spread the rest of the cream on the cake. Chill for about 2 hours.
Drain the apricots, cut them fan-like
Cover the cake with apricot fans and decorate with cream tuffs and chocolate shavings