Preparation:
Prepare the dough
Mix the flour, sugar, baking powder, cinnamon and nutmeg in a bowl. Add the cold butter and work into crumbles with your fingers. Add the egg and knead everything into a smooth dough. Wrap the dough in cling film and chill for 30 minutes.
Prepare the apples
Place the apple slices in a bowl. Mix with the sugar, cinnamon and lemon juice and set aside.
Preheat the oven
Preheat the oven to 180 °C (top/bottom heat)
Roll out the dough
Roll out the dough on a floured work surface and place in the greased springform tin. Raise the edges slightly.
Filling
Place the prepared apple slices on the pastry and spread evenly.
Prepare the topping
Mix the sugar and cinnamon and sprinkle over the apples. Drizzle over the melted butter.
Bake
Bake the cake in the preheated oven for around 40-45 minutes until the apples are soft and slightly caramelised.
Leave to cool
Remove the cake from the oven and leave to cool slightly before serving. Optionally dust with icing sugar.