Julie Martin (founder of Oly-Cultures) will guide students through the steps and options for making kombucha including the different teas and sugars that can be used, the stages of fermentation process, and the equipment and bottles to use. She will also demonstrate how to make water kefir, another fermented beverage that is a dairy-free alternative to milk kefir. Both of these fermented beverages are probiotic and teeming with beneficial bacteria. Cost is $25.