The primary ingredient in bubble tea, also known as boba tea, is tapioca pearls. These pearls are made from tapioca starch, derived from the cassava root, and are known for their chewy texture. Bubble tea originated in Taiwan and has gained global popularity, often served as a refreshing beverage that combines tea with milk or fruit flavors. The tapioca pearls are typically cooked until they become soft and chewy before being added to the drink. Various flavors and toppings can be included, making bubble tea a customizable experience enjoyed by many, especially among younger generations.