Separate eggs. Bring cream and sugar to the boil. Mix egg yolks and starch. Stir cream vigorously with ⅓ Stir into the remaining cream. Heat up again at low heat while stirring for about 5 minutes until it becomes thick and creamy. Decant, cover surface directly with foil and cool down
Beat the egg whites until stiff, adding icing sugar. Fold in the almonds and fill the mixture into a greased rectangular tart tin (approx. 19 x 27 cm; lift-off base) sprinkled with flour. Bake the cake in a preheated oven (electric cooker: 150 °C/ convection oven: 125 °C/ gas: see manufacturer) for 25-35 minutes. Remove the cake from the oven and let it cool down
Whisk the butter with the whisk of the hand mixer until light creamy. Stir in egg yolk cream by the spoonful. Spread the cream on the cooled cake
Heat the jam, pass through a sieve and allow to cool. Wash the currants, shake dry and scrape the berries from the panicles. Mix the currants and jam and spread on the cream. Chill the cake for about 1 hour
waiting time approx. 1 1/2 hours