The substantial SuperSONIC Double Stack Cheeseburger is now available at participating Sonic Drive-in restaurants for a limited time only.
Packed with 2 seasoned, all-beef patties, the SuperSONIC Double Stack Cheeseburger also features a toasty warm brioche bun, grilled onions, shredded cheddar cheese, a melty cheddar cheese sauce and crisp pickles. It is finished with a drizzle of classic Sonic mustard and a layer of creamy mayonnaise.
You can click here to order a SuperSONIC Double Stack Cheeseburger while supplies last.