Snowing Ice Cream: The Cloud Project

I am still very confused by this very yummy process and will do my best in trying to explain it.

This is an icecream truck:



It likes to shoot liquid nitrogen particles out to the sky that are flavored like icecream in order to produce icecream flavored clouds, which [according to some beautiful, heavenly plan] will start to snow icecream:



My understanding stops here, but I am more than prepared to give all my tax money to support this project.
For the rest, I hand you to the scientists. I'm off to get some icecream.
For more info, click here.