Make a shortcrust pastry out of the 250 g flour, 125 g butter, 80 g sugar and the egg, roll out and place in a greased springform pan.
Cook a custard from white wine, water, sugar (200 g), vanilla sugar and pudding powder. Peel and grate the apples and stir into the pudding. Pour the cooled mass onto the shortcrust pastry base.
Baking time: 1 hour at 180 ° top and bottom heat (electric stove) or 180-200 ° gas oven, thermostat setting 2-3.
Whip the cream until stiff and cover the cooled cake with it. Finally brush with eggnog.
Tip: 3/4 l apple cider can be used instead of white wine and water.