Milk tea is a basic Indian obsession, and people can go for three or more teas in a day. The creamy sweetness and the texture are so addictive that people search for the reasons to have tea in a day.

It goes by many names. Milk tea, bubble tea, boba tea—but back in the early aughts, it was only known as "pearl shake." This ubiquitous drink that everyone seems to love comes in varied flavors ...