Place curd, egg, oil, sugar, vanilla sugar, salt and nuts in a bowl and stir.

Mix flour with baking powder and sieve it.

Add flour to the quark mass while stirring.

Refrigerate for 30 minutes.

Distribute the dough on a buttered baking sheet.

Cut plums and place on the sheet until all dough is covered.

Sprinkle with sugar and cinnamon.

Bake at 200° C in a preheated oven for about 35-40 minutes.

Remove cake from the oven and spread with glaze.