Mold is a key “ingredient” in many of this world’s greatest foods: Cheese, soy sauce, dry-aged steak, and sake to name just a few. But knowing that mold has graced some of the foods I love rarely results in the sort of confidence I need to casually cut some fuzz from a loaf of bread and get on with my life. To get a better sense for how relaxed we can all be about a little mold on a hunk