It's harder than you might think to deliver french fries that aren't too crispy or soggy. Just ask the burger chain White Castle. Timing is key: Fries need to be in oil for the right amount of time.
PASADENA, Calif. -- Fast-food French fries and onion rings are going high-tech, thanks to a company in Southern California. PASADENA, Calif. -- Fast-food French fries and onion rings are going ...