8 whole wild mushrooms (or use large brown mushrooms)
500 ml cream
Preheat oven to 180 °C. Push flaky pastry into a greased loose-bottomed quiche pan. Arrange onion wedges in pan and sprinkle cheese on top. Season with salt and black pepper. Cut mushrooms into thin slices and arrange in a fan shape on onions and cheese. Beat eggs well and add cream. Season with salt and black pepper. Pour over quiche and bake for about 30 minutes.