2Peel and slice 2 apples. In a bowl, add sliced apples, squeeze half a lemon, add 1.5 tablespoons of sugar and 1 tablespoon of cinnamon. Mix to combine and set aside.
3In a bowl, add 3 eggs and 1 teaspoon of vanilla sugar. Mix for 2 minutes.
4Add 1/2 cup of sugar and mix for 3 minutes until creamy.
5Add 1/4 cup of melted butter and 1/4 cup of oil. Mix for 1 minute.
6Add 1/2 cup of apple juice and mix for 1 minute.
7Add 1.5 cups of flour gradually with tablespoons of baking powder. Mix until combined.
8Grease a baking pan with 1 teaspoon of butter and sprinkle 1 tablespoon of sugar. Lay down the sliced apples on top of the sugar.
9Pour half the cake mixture over the apples, then add the sliced bananas, and pour the rest of the cake mixture on top.