Mix flour and baking powder. Whisk the egg. Stir in sugar, salt, vanilla sugar, 125 butter and buttermilk. Carefully fold in the flour mixture. Line the recesses of a muffin tray (12 recesses) with paper cups and spread the dough in them
Bake in the preheated oven (electric cooker: 175 °C/ convection oven: 150 °C/ gas: level 2) for approx. 25 minutes. Let muffins rest for about 5 minutes. Carefully remove from the tray. Let them cool down
For the cream, drain the ginger and chop finely, except for something to decorate. Whisk 80 g butter with the whisk of the hand mixer until white and creamy. Stir in cream cheese, ginger and icing sugar. Spread the cream on the muffins and decorate with ginger
Waiting time approx. 1 hour