Et is back to tell you he’s celebrating National Cheeseburger Day. Join us on September 18th to try ET’s smashburger, made with @mishimareserve beef, brown butter onions, American cheese, and red eye ketchup on a bun from @rachels.bagels.and.burritos To pre-order: Choose September 18th as your pick-up date, and then select your cheeseburger!