American customers will be seeing red at Burger King restaurants nationwideBurger King’s U.S. restaurants are now offering a Whopper with red buns, the chain announced Tuesday.In a news release, the chain says “the Angriest Whopper” will consist of “flame-grilled beef, piled high with thick-cut bacon, American cheese, iceberg lettuce, tomatoes, crispy onion petals, jalapeños, creamy mayonnaise and spicy angry sauce all layered between a fiery red bun that has hot sauced baked in.”