Diners say these five chain restaurants serve the best ranch dressing. That said, it has to be a good ranch and these five restaurants stand out among others, according to diners. “Yeah [in my opinion] the only other ones that can compare [to Jack in the Box ranch] are Wingstop’s ranch and Popeye’s blackened ranch. The chain has one of the best ranch dips out there, according to customers, and others chimed in to say the same. “Wendy’s Ghost Pepper Ranch,” a Reddit commenter said, discussing the best ranch available at chain restaurants.