In the mid-18th century, England was crazy for ketchup. The sauce was a staple, but this ketchup wasn’t the ubiquitous red goop you’re familiar with today. In fact, it was a sweet and savory brown sauce that didn’t even have tomatoes in it. So where did this early ketchup come from, and how did it become the dip we know and love? Dan Kwartler traces the condiment's history. Lesson by Dan Kwartler, directed by Denys Spolitak.