Decoder Ring: How the Jalapeño Lost Its Heat

The jalapeño is the workhorse of hot peppers. They’re sold fresh, canned, pickled, in hot sauces, salsas, smoked into chipotles, and they outsell all other hot peppers in the United States. These everyday chilies are a scientific and sociological marvel, and tell a complicated story about Mexican food and American palates. In today’s episode, we meet Dallas-based food critic Brian Reinhart, who fell in love with spicy Mexican cuisine as a teenager. Recently, Brian started to notice that the jalapeños he’d buy in the grocery store were less and less hot. So he called up an expert: Dr. Stephanie Walker, who studies chili pepper genetics at New Mexico State University. She explains that the food industry has been breeding milder jalapeños for decades – a project led by “Dr. Pepper” himself, Benigno Villalon.  Finally, Los Angeles Times columnist Gustavo Arellano puts the jalapeño in context, as part of an age-old cycle in Americans’ obsession with Mexican food: one more ingredient that’s been “discovered,” celebrated, then domesticated. Brian Reinhart’s article about the jalapeño ran in D Magazine. Gustavo Arellano’s book is called Taco USA: How Mexican Food Conquered America.  This episode was produced by Evan Chung, who produces the show with Katie Shepherd and Max Freedman. Derek John is Executive Producer. Merritt Jacob is Senior Technical Director. If you haven’t yet, please subscribe and rate our feed in Apple Podcasts or wherever you get your podcasts. And even better, tell your friends. If you’re a fan of the show, please sign up for Slate Plus. Members get to listen to Decoder Ring and all other Slate podcasts without any ads and have total access to Slate’s website. Your support is also crucial to our work. Go to Slate.com/decoderplus to join Slate Plus today. Learn more about your ad choices. Visit megaphone.fm/adchoices

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In Slow Burn’s 10th season, host Josh Levin takes you back to a crucial inflection point in American history: the moment between 2000 and 2004 when Fox News first surged to power and a whole bunch of people rose up to try and stop it.You’ll hear from the hosts, reporters, and producers who built Fox News, many who’ve never spoken publicly. You’ll also hear from Fox’s biggest antagonists—the political operatives, journalists, and comedians who attacked it, investigated it, and tried to mock it into submission. And you’ll hear from Fox’s victims, who are still coming to terms with how a cable news channel upended their lives. Want more Slow Burn? Join Slate Plus to immediately access all past seasons and episodes of Slow Burn (and your other favorite Slate podcasts) completely ad-free. Plus, you’ll unlock subscriber-exclusive bonus episodes that bring you behind-the-scenes on the making of the show. Subscribe now on Apple Podcasts by clicking “Subscribe” at the top of our show page. Or, visit slate.com/slowburnplus to get access wherever you listen. Season 9: Gays Against Briggs A nationwide moral panic, a California legislator who rode the anti-gay wave, and the LGBTQ+ people who stepped up and came out to try and stop him. Season 8: Becoming Justice Thomas Where Clarence Thomas came from, how he rose to power, and how he’s brought the rest of us along with him, whether we like it or not. Winner of the Podcast of the Year at the 2024 Ambies Awards. Season 7: Roe v. Wade The women who fought for legal abortion, the activists who pushed back, and the justices who thought they could solve the issue for good. Winner of Apple Podcasts Show of the Year in 2022. Season 6: The L.A. Riots How decades of police brutality, a broken justice system, and a video tape set off six days of unrest in Los Angeles. Season 5: The Road to the Iraq War Eighteen months after 9/11, the United States invaded a country that had nothing to do with the attacks. Who’s to blame? And was there any way to stop it? Season 4: David Duke America’s most famous white supremacist came within a runoff of controlling Louisiana. How did David Duke rise to power? And what did it take to stop him? Season 3: Biggie and Tupac How is it that two of the most famous performers in the world were murdered within a year of each other—and their killings were never solved? Season 2: The Clinton Impeachment A reexamination of the scandals that nearly destroyed the 42nd president and forever changed the life of a former White House intern. Season 1: Watergate What did it feel like to live through the scandal that brought down President Nixon?