Though apparently it can also provide an ingredient for a mixed drink:
3 oz. (Soy vodka) Vodka
4 drops Grenadine
1 oz. Milk, Soy
In a cordial glass add 3 oz. of vodka and 1 oz. of Soy milk. Stir until it is nicely blended together, if you desire a more milky appearance add 1 more oz. of soymilk. Lastly add 4-5 drops of grenadine for a "bloody" effect.
What's actually in that girl's Rice Dream is anyone's guess.