When you walk out of an airport and enter a country that's foreign to you for the first time, one of the things you might notice is the different smell in the air. And, you know, often these differences come from the food. Food is so closely tied to the identity of a nation which plants you in that place. And cultures are practically defined by their food. Think of spaghetti: Italy. Fish and chips? England. Tacos? Mexico. Curry? India. The list goes on. Obviously, these are only just a few examples. ...