BURGER KING Restaurants Test the Impossible WHOPPER
59 exclusive BURGER KING® restaurants in and around St. Louis will be testing the Impossible™ WHOPPER® — a flame-grilled, plant-based patty topped with freshly sliced tomatoes, fresh lettuce, creamy mayonnaise, ketchup, crunchy pickles, and sliced white onions on a toasted sesame seed bun. …
