Stuffed mushrooms aren’t just for passing around on trays anymore. This recipe turns them inside out to create a luscious mushroom stuffing, perfect as an appetizer or side dish. Moist, rich in umami, sharp with Parmesan and bright with herbs, it has a marvelous Italian accent. And in the finest Italian tradition, it offers good food in abundance—abbondanza! We’re happy to be able to share this gem from Lisa DiNardo, who grew up surrounded by great cooks and who loves to cook herself. This favorite from her mother, Mary, makes a clever casserole and, as a bonus, offers an option for traditional mushroom canapés. Here’s Lisa’s story: “I grew up in an Italian-American family…