Mix 150 ml milk, pudding powder and 2 tablespoons of sugar. Boil up the rest of the milk. Stir in the pudding powder and simmer for about 1 minute while stirring. Let it cool down, stirring more often
Melt 200 g butter over low heat. Mix 275 g flour, 150 g sugar, 1 vanillin sugar and 1 pinch of salt. Pour in the liquid butter and work everything into crumbles using the dough hooks of the hand mixer. Sprinkle 1 heaped tablespoon of flour on top, shake and chill
Grease the fat pan (approx. 32 x 39 cm) and dust with flour. Peel, halve and core apples, cut them into thick slices and sprinkle with lemon juice. Stir 175 g butter, 100 g sugar, 2 vanillin sugars, lemon peel and 1 pinch of salt until creamy. Stir in 3 eggs individually. Mix 300 g flour and baking powder, stir in portions briefly
Spread the sponge mixture (it is very firm) on the fat pan. Place apples on top like roof tiles. Stir the pudding briefly. Stir in the poppy seed bake and 6 eggs. Spread on the apples and sprinkle with crumbles. Bake in the preheated oven (electric cooker: 175 °C/ convection oven: 150 °C/gas: level 2) for about 1 hour. Cool down