Get this from Costco and enjoy making this at home instant during this hot summer. Ingredients required to prepare boba coffee instant(cold coffee) 1 pack of boba that has 65 gms Water used is less than 1/4 cup or say 2 to 3 tablespoons, 2 tablespoons of sugar, 2 teaspoons of instant coffee, Ice cubes few, Milk (cold or chilled) 1 + 1/4 cup.