Ketchup traces its origins to the Hokkien Chinese word kê-tsiap, referring to a fermented fish sauce. This sauce, believed to ...

Meanwhile, ketchup seems to have been first made in southern China out of fish entrails and soybeans -- that's right, ketchup didn't always include tomatoes. In fact, even today different types of ...

Tomatoes are important for making Heinz ketchup. But these tomatoes are in danger because of climate change. The Heinz company is proud of the tomatoes in its ketchup. It has spent more than 150 ...