Boil 4 cups of water in a pot.
Add 1 cup of tapioca pearls to the boiling water.
Stir gently and cook for about 30 minutes, or until the pearls are translucent.
Turn off the heat and let the pearls sit for an additional 30 minutes.
Drain the pearls and rinse them under cold water.
Brew your preferred tea and let it cool.
Mix the cooled tea with milk and sweetener to taste.
Fill a glass with ice cubes.
Add a scoop of cooked tapioca pearls to the glass.
Pour the tea mixture over the pearls and stir gently.