Oma Ilse backt Käsekuchen

Ingredients for a 28 cm springform pan Ingredients for the dough: 150 g flour 100 g sugar 150 g butter or margarine 1 egg A pinch of salt 1 vanilla sugar 1/2 tsp baking powder Ingredients for the cheese: 1 kg low-fat quark cheese 300 ml milk 200 ml heavy cream 250-300 g sugar 2 packets vanilla pudding mix 5 whole eggs 2 packets vanilla sugar 1/2 cup oil Baking: Convection oven: 160-170 °C / 60 min Conventional oven: 200 °C / 60 min DO NOT OPEN THE OVEN! LET THE CAKE COOL IN THE OVEN!