Vegan Horchata

0 Add the rice and water to a blender and blend until the rice has been broken up.
1 Transfer to a glass container along with the cinnamon sticks, cover and soak overnight.
2 The next day place a fine mesh sieve over a bowl. Pour the rice mixture into the strainer, reserving the rice milk in the bowl.
3 Discard the rice pieces and cinnamon sticks. Keep the rice milk.
4 Add all remaining ingredients to the bowl, mix and adjust sweetness to taste.
5 Serve immediately! Pour over ice and sprinkle ground cinnamon on top.