Ketchup is in almost 97% of US homes today -- and, while this statistic may sound surprising, it turns out there's a long story behind this humble condiment. In today's episode, Ben, Noel and Max trace the origin of ketchup from its ancient predecessors in Southern China and the Mediterranean to the introduction of the tomato all the way to the modern day. Tune in for the first episode in our continuing series on the history of condiments (and tell us which condiments you'd like us to explore next).