Clean the gooseberries, wash them and let them drain well in a sieve. Roughly chop the chocolate. Cream fat, salt, vanillin sugar and sugar with the whisk of the hand mixer. Add eggs bit by bit and stir in. Mix flour and baking powder, add and stir in alternately with the milk. Add chocolate and stir in.
Fold in gooseberries. Place two paper cups in each of the 12 wells of the muffin tin. Spread the dough evenly in them. Bake in the preheated oven (electric: 175 °C/ gas: level 2) for about 25 minutes. Remove from the oven and allow to cool on a rack. Decorate as you like with chocolate rolls, gooseberries and serve dusted with icing sugar and cocoa