We've got food on the mind this week, so are bringing back one of our all-time favorite episodes! Dig into the science behind San Francisco sourdough, and get to know the bacteria that shares our name: Lactobacillus sanfranciscensis.

Additional Reading:

• What Makes San Francisco Sourdough Unique?

Reported by Julia Scott. Bay Curious is made by Olivia Allen-Price, Katrina Schwartz, and Katie McMurran. Additional support from Erika Aguilar, Jessica Placzek, Kyana Moghadam, Paul Lancour, Suzie Racho, Carly Severn, Ethan Lindsey and Vinnee Tong.