How do I get Soy Chocolate Milk out of light colored carpet?

birdtail asked: I knocked over like, 6 ounces of Soy Chocolate Milk at my friend’s house on her mostly “light oatmeal” colored carpet (it’s brand new, but speckled with other colors). We treated it right away with a stain spray and water, but she texted me just now saying it never came out. I will [...]