How to make
Cut the zucchini into slices and let them boil in a steamer. In the meantime, saute the onion until golden.
Arrange the steam-boiled zucchini in a tray and lay on the onions on top. Season with salt and black pepper, then pour on the mixture of beaten eggs and grated cheese.
Bake in a preheated oven for 30 min. Serve with yoghurt.