 Zen Buddhist monks, and is still used to prepare matcha in the Japanese tea ceremony.[97]Compressed tea was the most popular form of tea in China during the Tang dynasty.[98] By the beginning of the Ming dynasty, it had been displaced by loose-leaf tea.[99] It remains popular, however, in the Himalayan countries and Mongolian steppes. In Mongolia, tea bricks were ubiquitous enough to be used as a form of currency. Among Himalayan peoples, compressed tea is consumed by combining it with yak butter and salt to produce butter tea.[100]Instant tea[සංස්කරණය]ප්‍රධාන ලිපිය: Instant tea"Instant tea", similar to freeze-dried instant coffee and an alternative to brewed tea, can be consumed either hot or cold. Instant tea was developed in the 1930s, with Nestlé introducing the first commercial product in 1946, while Redi-Tea debuted instant iced tea in 1953. Additives such as chai, vanilla, honey or fruit, are popular, as is powdered milk.During the Second World War British and Canadian so