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Gastropod

Gastropod

Auteur(s): Cynthia Graber and Nicola Twilley
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 Food with a side of science and history. Every other week, co-hosts Cynthia Graber and Nicola Twilley serve up a brand new episode exploring the hidden history and surprising science behind a different food- or farming-related topic, from aquaculture to ancient feasts, from cutlery to chile peppers, and from microbes to Malbec. We interview experts, visit labs, fields, and archaeological digs, and generally have lots of fun while discovering new ways to think about and understand the world through food. Find us online at gastropod.com, follow us on Twitter @gastropodcast, and like us on Facebook at facebook.com/gastropodcast.2021 Cynthia Graber and Nicola Twilley Art Monde Nourriture et vin Science
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  • Ripe for Global Domination: The Story of the Avocado

    Ripe for Global Domination: The Story of the Avocado
    Jan 27 2026
    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? This episode, we unravel the avocado's amazing journey, a story that involves not only conquistadors and cartel violence, but also a Southern California postman and actress Angie Dickinson lounging in a white leotard. And we discover where the avocado is headed next—a place where it's known as the butter fruit, and often consumed in shake form. Listen in now for all this creamy green goodness and more. (encore) Learn more about your ad choices. Visit podcastchoices.com/adchoices
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  • Canned Tomatoes and the Myth of the San Marzano

    Canned Tomatoes and the Myth of the San Marzano
    Jan 13 2026
    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 importantly, delicious year-round. This episode, we have the stories of how turtle poop, full English fry-ups, and an Italian romance helped turn the canned tomato into a pantry hero. Plus, are San Marzanos really the best tasting option out there? We've got the juicy tips you need to score the ultimate tomato fix, no matter the season! Learn more about your ad choices. Visit podcastchoices.com/adchoices
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    50 min
  • Is Your Cinnamon Fake? Where Does Kefir Come From? Plus: Why Is Citric Acid In Everything? Ask Gastropod!

    Is Your Cinnamon Fake? Where Does Kefir Come From? Plus: Why Is Citric Acid In Everything? Ask Gastropod!
    Dec 16 2025
    The season for holiday baking is upon us, and before you spice up your cookies and pies, you’ll probably want to know: is most of the cinnamon on grocery store shelves actually fake? That’s one question we’re investigating this week on behalf of you, dear listeners, in the latest installment of our popular Ask Gastropod series! This episode, we've got the scoop on what's real when it comes to cinnamon—because your buns deserve the truth. We're also putting our detective hats on to figure out where in the world kefir comes from, in an epic tale that involves mummies, a prince, and a potential kidnapping. Finally, if you look at almost any label, from jam to ice cream to soda to sausage, you'll find one shared ingredient: citric acid. What on Earth is this additive doing in everything, how is its spread connected to a technology that has saved millions of lives—and is it safe to eat? Listen in for a festive feast of listener curiosity, and keep your awesome questions coming our way! Learn more about your ad choices. Visit podcastchoices.com/adchoices
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    43 min
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