Horchata - Experiment #1

Horchata I didn't really "discover" Mexican food until last year, despite living in LA for so long. Now, I'm always looking for new places to go, new taco and mole to try. Slowly, I'm building my Spanish food vocabulary. At least, now I know what a fajita or taquito is. Last week, when I was in San Francisco, and went to this amazing Mexican vegan restaurant, Gracias Madre in the Mission district. The horchata was probably the BEST I've had so far. It had a nice balance of creaminess from the rice milk and spiciness from the cinnamon. Not to mention, it wasn't overly sweet either. Normally, the horchata that I get is just over-powered by sugar, and the drink is super cinnamony. As a result, they are normally served on ice. Not that one from Gracias Madre, it was just simply poured into the glass, and voila, I can't stop drinking. So I thought, how hard can it be? It's supposed to be just a rice drink. There must be some recipes online th...