For decades, countless children across the U.S. have eagerly consumed bowls of a steamy reddish-orange liquid that is as easy to make as it is comforting to eat: tomato soup. In Souper Tomatoes , culinary historian Andrew F. Smith tells the story of how tomato soup has become a regular staple in practically every American kitchen. This saga, he writes, "is a juicy tale filled with unexpected twists and turns. It is action packed, peopled with seedsmen...