Knead the ingredients for the dough together. Core the apples and cut into small cubes or roughly grate. Preheat the oven to 150 ° C with a fan oven.
Measure 3/4 liter of apple cider. Take off 12 tablespoon. Mix the custard powder with these 12 tablespoon. Bring the remaining apple cider to the boil with the sugar, stir in the mixed pudding mixture and cook for at least 1 minute. Mix the apple cubes with the apple cider pudding well. Let simmer on a low flame. Don`t forget to stir!
Pour the dough into a greased springform pan and form a rim up to the top. Pour in the apple cider pudding and bake for 90 minutes. Attention: It is essential to let the cake cool in the oven, preferably overnight!
Beat the cream with a little cinnamon and spread on the cold cake. Or dust the cream with the cinnamon.