Line the bottom of a springform pan (26 cm Ø) with baking paper. Separate the eggs. Beat the egg whites and 2 tbsp. water until stiff, adding 75 g sugar and 1 p. vanillin sugar. Beat the egg yolks separately into the mixture. Sift the flour and baking powder into it and fold it in. Brush into the mould. Bake in a hot oven (electric range: 175 °C/ convection oven: 150 °C/gas: level 2) for 15-20 minutes. Cooling down
Place the rim of the mould around the sponge cake. Drain all the cherries and collect all the juice. Mix the starch and 4 tbsp. cherry juice. Bring the rest of the cherry juice to the boil, stir in the starch and bring to the boil. Fold in the cherries, up to 16 Amarena cherries. Spread on the bottom, let cool down
Drizzle ladyfingers with liqueur. Soak the gelatine in cold water. Whip 200 g cream until stiff. Mix quark, 100 g sugar, 2 sachets vanilla sugar and lemon juice. Squeeze the gelatine and dissolve over a mild heat. Stir in 2 tbsp. quark, then stir into the remaining quark. Fold in the cream. Spread on the compote. Place the lady fingers on top. Chill for about 5 hours.
Roast the almonds. Whip 400 g cream and 1 tablespoon sugar until stiff. Spread the cake with 2/3 cream. Press almonds to the edge. Decorate the cake with the rest of the cream, cherries and warmed jelly