Spinach. Melons. Burgers. Chicken. Eggs. Peanuts. Is anything safe to eat any more? All of these foods (and others) have been implicated in outbreaks of food-borne illness. Recently, a domestic raw-milk cheese joined the list. Authorities say it sickened six people, two of whom died. That’s tragic—no other word for it. But should you cross raw-milk cheese off your shopping list?