Sauerkraut is a staple dish in any Russian household. My grandmother will constantly remind you of what a great probiotic it is, and that your gut will thank you. Sauerkraut is made through the process of lacto-fermentation, a process that has been around longer than my grandmother’s grandmother. The fermentation process transforms the bacteria on the cabbage into a healthy probiotic, and produces a delightfully pickled sauerkraut. This recipe is incredibly easy to make, my grandmother says you only need to make it once to know the recipe for life. It requires very little equipment, four ingredients, and a little…