Who hasn’t heard the story of Marco Polo bringing pasta to Italy from China? Well, apparently it’s a myth, thought up by a pasta company in early twentieth century America to popularize pasta in American kitchens. If not personally delivered by Marco Polo, pasta was nonetheless likely brought to Italy by merchants on the Silk Road, an important trading route that stretched from China to the Mediterranean. The author sets out to travel the entire length of the route from the heartland of the Chinese noodle to the Italian province where ragu is expertly paired with a noodle like tagliatelle or pappardelle (and never spaghetti!). She investigates the noodly aspects of the current cuisine of each country she visits along the way, some of which do not seem to have maintained even a vestige of the versatile noodle. From western China, across a couple of the former Soviet republics ending in -stan, Iran, Turkey, and finally Italy, Lin-Liu traces the hist...