McDonald’s says it's bringing back a menu item it discontinued nearly a decade ago.

Justin Sullivan/Getty Images(CNN) - This is the golden age of food delivery. The promotion, which let customers order both the regular and Impossible Whopper for $7, was only available through DoorDash. "We have seen very little guest overlap between our own in-app delivery and our third-party delivery partner apps," he added. The holdoutFor Domino's, delivery is a big deal. By outsourcing delivery, food companies are essentially outsourcing their brand management, as well.