Soak the rice and Nature's Eats Cashews for 2-6 hours prior to preparing your horchata.
Place the soaked rice and cashews, water and all other ingredients into a super-powered blender such as a Vitamix. Liquify for approximately 3 minutes.
Strain through a nut bag or cheesecloth.
Chill and serve with a sprinkle of cinnamon on top or a cinnamon stick.