A blackcurrant cake with a creamy blackcurrant filling, on a cocoa sponge. Ingredients Sponge Cake: 4 eggs 200 g powdered sugar 70 g all-purpose flour 70 g potato starch 2 tablespoons cocoa powder 1/2 teaspoon baking powder Cream: 400 g frozen or fresh blackcurrants 500 g mascarpone 250 ml 30%…



