[header] How to make bubble tea [title] Pre-soak the pearls for a few hours if you want them tender all the way through, rather than soft on the outside and chewy on the inside (which is how most people prefer them). [title] Measure 7 parts water to 1 part tapioca pearls. [step] Bring the water to a rolling boil. 
[title] Add the pearls and stir them to make sure they don't stick to the bottom. [title] When the pearls float to the top, cover the pot and keep the water at a rolling boil for 30 minutes.