How Ketchup Got Thick

We’re coming up to AvocadoFest 2026, otherwise known as the Super Bowl, when Americans get fully a fifth of their annual avocado allocation. But how did this humble fruit, originally named after testicles, get from its Mexican forest home to a tattoo on Miley Cyrus's upper arm? T ...  Show more

Canned tomatoes are a perfect winter food. As you'll know from our tomato episode, the beautiful fruits in fresh aisle of the supermarket are mostly flavorless outside of the summer season—but the tomatoes that get packed in a can are cheap, readily available, and, most important ...  Show more

You love it. You put it on everything. But where does ketchup come from? In this episode of Invention, Robert and Joe explore the mysterious origins of everyone’s favorite sweet red sauce -- and consider the jaw-dropping fact that ketchup isn’t always red and isn’t always made fr ...  Show more

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 ...  Show more

Rediffusion

Bien des gens accompagnent un hamburger ou des frites de ketchup. Le succès de cette sauce rouge et sucrée, dont il se vend plus de 20 bouteilles par seconde, ne se dément pas. Aux États-Unis, la quasi-totalité des Américains en consomment chaque jour.

Little-known fact: Ketchup, possibly the most all-American of condiments, evolved from fermented fish sauce people in Southeast Asia have been making for more than a thousand years. Learn more in this classic episode.