Thomas Keller’s Over-the-Top Mushroom Quiche recipe combines silky egg custard with sautéed mushrooms and cheese—and rises several dramatic inches. It just might be the best quiche recipe ever.
Grated zucchini and chopped blanched spinach, mixed with onions sauteed with bacon, parsley, and garlic, bound with eggs, topped with grated Parmesan, and baked.