Chop dark chocolate. Melt butter and chocolate in a bowl over a warm water bath. Separate the eggs. Beat egg yolks and 75 g sugar until creamy white. Mix flour, baking powder, salt and almonds and stir in. Also stir in the melted chocolate mixture. Beat the egg whites until stiff, pour in 75 g sugar. Carefully fold the beaten egg white into the mixture
Grease a square baking tin (approx. 24 x 24 cm) and sprinkle with flour. Fill in the dough and smooth it down. Bake the cake in a preheated oven (electric cooker: 175 °C/ convection oven: 150 °C/ gas: see manufacturer) for 40-50 minutes (stick test). Remove the cake and let it cool down on a cake rack
Remove the cake from the tin and cut it in half horizontally. Spread the bottom half with sour cherry jam, then cover with the other half. Cut the cake into 15 rectangles
Coarsely chop the dark chocolate. Melt the chocolate and coconut oil in a bowl over a warm water bath. Remove from the heat and let it cool down a little. Coat the cake pieces with the chocolate and let them drip off on a cake rack. Decorate the cake with small sugar pearls and chill for about 30 minutes
waiting time approx. 1 1/2 hours