Quiznos introduces a new, healthier line of subs for its customers. Quiznos Sub launches the next phase of low-carb living: more than 20 Low Carb Toasty Flatbreadsandwiches under 10 grams of net carbohydrates. This unique line of low carbsandwiches are prepared similarly to Quiznos’ toasted sub sandwiches. Quiznosserves customers’ favorite sub recipes on top of…