How to make a soda slurpee with self-freezing soda?
Shake up the soda while it’s still sealed and set it in the freezer for 3 hours and 15 minutes.
Loosen the cap to let some of the pressure escape and turn it upside down. IT BECOMES A SLUSHY.
But you really should watch the tutorial if you don’t want a soda explosion in your freezer.