Allow cherries to thaw at room temperature. Wash, halve and stone the mirabelles. Stir sour cream, cream cheese, vanillin sugar and 150 g sugar until smooth. Stir in 5 eggs one at a time, add the pudding powder at the end
Cream fat, 130 g sugar and salt. Mix flour, baking powder and cocoa. Add 2 eggs, red wine and flour mixture to the fat-sugar mixture. Mix with the whisk of the hand mixer for approx. 3 minutes
Spread the dough evenly on the greased, floured fat pan of the oven (32 x 39 cm). Spread the cheese mixture on top. Arrange the mirabelle plum halves and cherries (2 cherries on each spot) diagonally in strips and bake in the preheated oven (electric range: 175 °C/ convection oven: 150 °C/ gas: see manufacturer) for 40-50 minutes. Remove the cake from the oven and let it cool down on a cake rack. Dust with cocoa before serving
Waiting time approx. 1 hour