Bubble tea is a Taiwanese tea-based drink created in Tainan and Taichung in the 1980s. Recipes tend to contain tea of some variant, flavours or milk, and even sugar
According to the legend, teahouse owner Tu Tsong-he was bandying about in the Ya Mu Liao market when he saw white tapioca balls. Inspired, he proceeded to make tea using these traditional white balls (that resemble pearls), which created the so-called “pearl tea” combination.
These bubble-like pearls, the defining feature of the drink, are actually marble-sized balls of tapioca. (Tapioca is a starch that is extracted from cassava root that is naturally gluten-free and typically made into flour and edible pearls