Wash and clean the gooseberries. Grease a fat pan (approx. 32 x 39 cm; approx. 3.5 cm deep) and dust with flour
Separate 5 eggs, chill the egg white. Cream fat, 200 g sugar, vanillin sugar and 1 pinch of salt. Stir in 5 egg yolks and 4 eggs separately. Mix flour, starch and baking powder and stir in portions
Spread the dough on the fat pan. Spread the berries on top. Sprinkle with 50 g sugar. Bake in the preheated oven (electric cooker: 175 °C/circulating air: 150 °C/gas: level 2) for approx. 35 minutes
Take the cake out of the oven. Turn the oven up, preheat: electric oven: 250 °C/ circulating air: 225 °C/ gas: level 5
Beat 5 egg whites until stiff, add 250 g sugar and fold in lemon juice. Pour into a piping bag (large star-shaped spout). Spray about 24 meringue curls onto the cake. Immediately put them back into the oven and bake for about 5 minutes until golden brown. Let it cool down. Dust with icing sugar before serving