Kvass is a type of beverage that originated in Eastern Europe. It is made by fermenting grains or bread with yeast and water, giving it a slightly tangy or sour taste. It is often enjoyed as a refreshing and mildly alcoholic drink. Full definition
Hi Olivia... I tried to eat my beet kvass beets, but since they are raw, they were pretty hard. (thenourishingcook.com)
Personally I think fruit Kvass tastes somewhat like a healthy version of apple cider, but maybe I'm the only one making that connection? (greenkitchenstories.com)