Honestly, you don't need a hint. I'm just giving you an excuse to stop in, fuel up, and grab a Snickers so you don't get hangry.
Also, since home distilling isn't a safe, legal, or sane idea there won't be a recipe below, but Koenig has you covered if you're of proper age and do so desire.
Through research, the process itself seems to involve making mashed potatoes, fermenting them, and filtering everything until somehow our little dirt-covered tubers become pristine, clean spirits. Oh potatoes, is there anything you can't do?