The first time I met the fermentation guru Sandor Katz, I thought: "Wow, this guy is the healthiest looking dude I have ever seen!" Which was kind of amazing, given that he was supposed to be dead.

If you’re a fan of refreshing lemonade but also want to support your digestion naturally, this recipe is your perfect match. Enter the Ginger Bug — a simple, fermented starter made with fresh ginger, ...