4.Put 3 tablespoons of soy sauce, 1 tablespoon of sugar, and 1 tablespoon of honey into a strong plastic bag, then put the pork into this while still warm. Tie up the opening of the bag, ensure that the marinade completely covers the pork, and then wrap the plastic bag in a towel and leave it for 30 minutes. Place it in the refrigerator overnight, along with the saucepan containing the soup.