Bubble tea (also known as pearl milk tea, bubble milk tea, boba juice or simply boba) is a Taiwanese tea-based drink invented in Taichung in the 1980s.Most bubble tea recipes contain a tea base mixed/shaken with fruit or milk, to which chewy tapioca balls (known as bubbles, pearls, or boba) and fruit jelly are often added. Ice-blended versions are usually mixed with fruit or syrup, resulting in a slushy consistency.There are many varieties of the drink with a wide range of ingredients. The two most popular varieties are bubble milk tea with tapioca and bubble milk green tea with tapioca.