Beat the eggs with the sugar until frothy. Mix the flour with baking powder and add. Now stir in the oil and the dough is ready.
Put the dough in a greased baking pan. Top with the chopped fruit - preferably tart apples, rhubarb or currants, cherries are also good. Finally sprinkle the vanilla sugar over the top. You can also top half with apples and the other half with rhubarb.
Bake in the oven at 180 ° C for 30 - 40 minutes. After cooling, you can sprinkle the cake with powdered sugar.