The specialty of kvass drinking was introduced briefly. At the same time, we studied especially on the techniques of bread kvass, corn kvass and bean kvass.

介绍格瓦斯饮料的点,以及以一些常见原料制作家庭格瓦斯饮料的方法,重点介绍面包格瓦斯、玉米面格瓦斯和豆奶格瓦斯的制作方法。