In a bowl, combine mustard, oil, vinegar, salt if desired and turmeric;
gradually add milk until smooth. Refrigerate. In a large resealable
plastic bag or shallow glass dish, combine soy sauce, ketchup, sugar,
molassas and garlic. Add pork; seal or cover and refrigerate for 4-6
hours, turning occasionally. Place the pork in a shallow roasting pan;
discard marinade. Bake, uncovered, at 350 for 40 minutes or until a
meat thermometer reads 160-170 . Let stand for 5 minutes. Slice pork;
sprinkle with sesame seeds if desired. Serve with the mustard sauce.