Stir the margarine until creamy (or let it melt in a water bath). Meanwhile, separate the eggs and prepare the sugar and flour. Put the melted margarine in the baking bowl, add the sugar, egg yolks, flour (seven), baking powder, vanilla sugar, milk and a pinch of salt, mix everything together. Then fold in the beaten egg white.
26er normal cake form only grease the bottom and bottom third of the edge and then pour in the dough and smooth it out.
Peel, core and eighth the apples (possibly cut the pieces again in the middle). Then distribute the apples on the dough and press in lightly.
Convection oven
Baking time: 45min - 1h
Temperature: 175 ° Celsius middle rail
Tip: Also tastes good with pears, grapefruit is a bit bitter, but also tastes good, even tried it with pineapple.