WebJun 29, 2022 · Mugicha (麦茶, むぎ茶) is made from roasted unhulled barley grains that is served both hot or cold. Technically, it’s a tisane (herbal tea) and not from the leaves of Camellia sinensis, the tea leaves which is processed to make black tea, green tea, and oolong tea. There’s nothing better than quenching your thirst with ice cold mugicha ...