(TrendHunter.com) Taco John’s is expanding further beyond tacos and adding a new quesadilla option to its menu with the launch of its new Double Beef & Potato Quesadilla. Just as the name suggests, the new... (TrendHunter.com) Taco John’s is expanding further beyond tacos and adding a new quesadilla option to its menu with the launch of its new Double Beef & Potato Quesadilla. Just as the name suggests, the new...