KFC launched its a bunless bomb o ' meat -- but did Double Down boost sales ? Though these successes contain one thing the Double Down is fairly modest in : calorie count . Advertising Age : " The company says it has sold more than 1 million of the sandwiches since they were introduced in late 2012. But Hardees got a boost in sales from its Monster Thickburger . In 2005 , Burger King got a boost from its Enormous Omelet Sandwich .
KFC launched its a bunless bomb o ' meat -- but did Double Down boost sales ? Advertising Age : " The company says it has sold more than 1 million of the sandwiches since they were introduced in late 2012. But Hardees got a boost in sales from its Monster Thickburger . In 2005 , Burger King got a boost from its Enormous Omelet Sandwich .