The easiest way to flavor kombucha is with homemade flavor syrups. This flavor syrup recipe has the right mix of sugar to water ratio to make deliciously sparkling kombucha. See the section above for some popular kombucha flavors.
Keywords: flavor syrups, soda stream, vanilla, orange, lemon, vegan, gluten free, summer, spring,
Find it online: https://www.fermentingforfoodies.com/popular-kombucha-flavours/