SEOUL, South Korea (AFP) — A special sauce more than a century older than the United States will be on the menu for Donald Trump at his state banquet in Seoul on Tuesday — along with a diplomatically tricky prawn. The dinner, at the Blue House compound next to a former royal palace, includes a beef rib dish accompanied by a gravy made with an “exquisite, 360-year-old soy sauce,” said a spokesman for Seoul’s presidential […]