Gaiwan tea is a type of tea brewing that uses a lidded bowl for the tea. Learn more about making tea with a Gaiwan tea set with tips from a tea connoisseur in this free video on brewing tea. Expert: Josh Chamberlain Bio: Josh Chamberlain started his own tea company, J-Teas, in 2004. He buys his tea from small family farms throughout the world. Filmmaker: max koetter