Generally, whole spices ... mix equal parts concentrate with water or milk. You can keep the concentrate in the refrigerator ...
Trust me I know there are days when you just need an iced chai and the idea of waiting for water to boil is just not a thing.
Have a look at our favourite festive recipes ... chai by mixing up a batch of spices in advance so that we can make a delicious chai drink in moments. A simple recipe is below: To make a chai mix ...