Question: what fast food restaurants do lettuce wrap burgers?
Answer: Hardee's & Carl's Jr. For 2020, Hardee's and Carl's Jr. will both be offering lettuce wrap burgers for those avoiding carbs in their diet. Some highlights include the Guacamole Bacon Thickburger Lettuce Wrap, which has a healthy dose of fats, thanks to generous dollops of guac and strips of bacon.