Taylor Swift’s Sourdough Obsession & The Science of Pumpkin Spice

Sep 23, 2025

This week we’re talking about Taylor Swift’s sourdough obsession and the science behind pumpkin spice and memory. Get the latest baking news, trends, and Bold Baking Hotline questions in Episode 107 of Knead to Know! Hot From the Oven * Taylor Swift’s surprising new sourdough hobby * The Summer I Turned Pretty's viral wedding cake In the Mix * Why pumpkin spice isn’t about flavor — it’s about scents and memory. Bold Baking Hotline * YOUR comments about baking memories. Want to be featured in a future episode? Be sure to listen and comment. Related Recipes * How to Make a Sourdough Starter: https://www.biggerbolderbaking.com/how-to-make-a-sourdough-starter/ * Gemma’s Pumpkin Spice Latte: https://www.biggerbolderbaking.com/pumpkin-spice-latte/ About Knead to Know

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