These days, most people have some sort of dietary requirement. Maybe it’s an allergy or an intolerance. A new food fad or a simple dislike. But the point is, when hosting a dinner party, you will most likely not be the only one with a special food request. And the list of ingredients you cannot use may runneth long. But here’s the thing: You can’t ignore these needs (because you would never want anyone to ignore yours). And you also cannot break your back (or the bank), making separ...