Money / Double Down sandwich Congrats, America: Double Down Lives On Sandwich will be sold as long as demand is high By Nick McMaster, Newser Staff Posted May 19, 2010 4:27 PM CDT Copied This undated product image provided by KFC shows their new Double Down sandwich. (AP Photo/KFC, Dan Kremer) The Double Down was supposed to be a limited-run sandwich—but that was before it became a national sensation. With Americans buying the bun-less, meat-heavy sandwich in droves (about 10 million sold), KFC has decided to extend it indefinitely. Otherwise, the sandwich would've been gone this Sunday, NBC Philadelphia reports. (More Double Down sandwich stories.) Report an error