Food52 - Iced Green Tea With Cardamom

https://food52.com/recipes/88160-best-iced-green-tea-recipe

Cold-infusing tea, just like cold brew coffee, is a great lazy way to make a concentrated base that keeps in the refrigerator, allowing you to pour yourself a portion whenever the need strikes. With that method, this drink produces an extremely refreshing and complex non-alcoholic cocktail. (Yes, this is a cocktail.)