Weigh all the ingredients and cut the cold butter into small cubes.
Mix these ingredients in a large bowl: the flour, flakes, sugar, and butter cubes.
Season the mixture with cinnamon and ground star anise and cardamom powder.
Wash your hands and then knead all ingredients until crumbly dough.
Preheat the oven to 200 ° C. and peel the apples and cut them into small pieces.
Take a baking dish and fill it with the appleparts.
Sprinkle the brown sugar over the apple and mix.
Spread the crumble dough on the apple in the baking dish.
Bake the dessert in the hot oven and let cool for 25 to 30 minutes.