Clean, wash and stone plums. Cut plums into quarters or pieces depending on size
Cream 200 g fat, 175 g sugar and vanillin sugar. Stir in eggs bit by bit. Mix 375 g flour and baking powder, sieve and stir into the fat mass with the cream. Grease a springform pan (approx. 26 cm Ø). Fill in the dough and smooth it down. Place the plums close together
Knead 100 g fat, 60 g sugar, 175 g flour, cinnamon and salt into crumbles and sprinkle on the plums. Bake the cake in a preheated oven (electric cooker: 200 °C / fan oven: 175 °C/ gas: level 3) for approx. 50-60 minutes. Let them cool down
Mix icing sugar and lemon juice. Spread as strips on the cake and let dry