In a deep flameproof casserole, ... hours. Combine mustard, chili sauce, Worcestershire sauce, vinegar, sugar ... sauce over the beef, serving the rest separately. ... taste to the sauce.
Cook chuck roast until tender. Cool and pull ... pieces. Brown ground beef and onions. In a large ... sugar, ketchup, water, chili sauce, vinegar, mustard and salt. ... or until desired consistency.