Cream butter, 30 g sugar, vanillin sugar and salt. Stir in the eggs one after the other. Mix flour and baking powder, alternate with cream and milk and stir into the dough. Preheat heart waffle iron and grease lightly. Cut the dough in half and stir in the cocoa. Bake 5 light and dark spotted waffles from the dough and let them cool down on a kitchen grid.
Cut the mango off the stone. Peel the flesh. Puree half of the fruit flesh. Mix mascarpone, mango puree, 80 g sugar, lemon juice and sour cream. Stir in sauce powder. Cut 5-6 thin slices of the flesh for decoration. Chop the remaining mango finely and stir into the cream. Coat 4 waffles with 1/4 of the cream each and place them on top of each other. Place the last waffle on top and chill for about 1 hour. Coarsely chop the chocolate coating and melt in a bowl on a bain-marie. Spread the couverture on the back of a cold baking tray. Put the chocolate coating in a cool place until it is slightly firm.
Chop the remaining mango finely and stir into the cream. Coat 4 waffles with 1/4 of the cream each and place them on top of each other. Place the last waffle on top and chill for about 1 hour. Coarsely chop the chocolate coating and melt in a bowl on a bain-marie. Spread the couverture on the back of a cold baking tray. Put the chocolate coating in a cool place until it is slightly firm. Use a spatula to scrape off chocolate rolls and chill. Decorate with mango wedges and chocolate rolls before serving
1 hour waiting time