In a blender, whirl all ingredients, using 1/2 tsp. cinnamon, until well combined and frothy on top, about 30 seconds. Strain through a nut milk bag or large, doubled piece of damp cheesecloth set over a bowl and squeeze to get all the liquid out; discard pulp.
Chill golden milk until cold, stir, and serve with a sprinkle of cinnamon on top.
* Desouky likes So Delicious brand culinary coconut milk, which has a thick, creamy texture like coconut cream. You can also use the top layer of fat and milk from canned coconut milk. Find these, along with fresh turmeric, at well-stocked grocery stores.