Knead a shortcrust pastry from flour, butter, sugar and egg. Divide the dough and roll half of it out on the bottom of a greased springform pan. Cut the other half into four equal parts and form rolls from the pieces, line the edge with it and press it upwards. Sprinkle the dough base with breadcrumbs. Peel or cut the apples into slices and spread on the dough base. Sprinkle with 1-2 teaspoons of cinnamon sugar. For the topping, melt the butter, add the sugar and vanilla sugar and stir in the flour. Quickly stir in the cream and finally the flaked almonds. Immediately distribute the mixture over the apples. Bake at 200 ° for 1 hour.