1/2 cup chilled, cooked large Chinese tapioca pearls
    (if substituting regular small tapioca, use 1/3 cup)
1 cup crushed ice
1 cup very strong chilled black tea (or orange pekoe
    tea or Chinese litchi tea)
1 cup milk, or to taste
Honey or sugar, to taste

Place the pearls in a large parfait glass. Combine all remaining ingredients in a cocktail shaker, and shake vigorously until the mixture is frothy. Pour into the glass, and serve with large-diameter straw. Yields 1 (16 ounce) drink.

Variations
Prepare the tapioca pearls by adding with sugar to boiling water and simmer briefly; use a blender; add various flavorings (coffee, almond, etc.); use sweetened condensed milk; use green tea, etc.