On still-damp, foggy mornings after the rain has cleared, Sayuri Shinya and her husband drive from their home in the San Francisco Bay Area and into the woods, looking for mushrooms. Shinya began forging five years ago, when she met her husband, who grew up in Germany and has hunted for mushrooms since childhood.
“At first, I thought it was weird,” she told me. “I was like, mushrooms, really? Foraging is not something you hear about all the time. Mushrooms sound like, you could buy that in the store, right? But the kinds we pick, they're not like button mushrooms; they're n…