How Does Ketchup Work?

July 6 · 11 min · 11.2 MB

0:00-11:37

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This all-American condiment got its start as a fermented fish sauce and featured in the formation of the Food and Drug Administration. Learn about the history of tomato ketchup -- and why it's so hard to get out of bottles -- in today's episode of BrainStuff, based on this article: https://recipes.howstuffworks.com/ketchup.htm

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