CNN Travel’s 20 selections for the greatest American food dishes have been revealed, and while all of them are undoubtedly delicious, we can’t help but question the Americanness of such picks. Though we need food to sustain us, the topic is a highly divisive one that goes far beyond mere sustenance. We witness this firsthand in the ongoing battle between the UK and the US, with the latest brawl being over chicken sandwiches. This week, CNN Travel released their 20 greatest American dishes, only some of them use that country of origin very loosely. Barbecue might be the American cuisineWe might…