Beat eggs with sugar until creamy. Add cream and beat for a few minutes. In the meantime, peel apples and cut into slices. Then butter and flour a Bundt cake pan with a diameter of 24 cm.
Add flour and baking powder to the dough by hand. Finally, add apples and cinnamon. Bake in the preheated oven at 180°C (top/bottom heat) for about 40 minutes.