Mince pork, then marinade and mix well.
Shape pork into 4 balls of the same size, the shallow fry in pan until sides are golden brown.
Wash vegetables, and stir fry in oil. Add 1/4tsp of salt, and place 1/2 the portion in clay pot. Put pork balls on top of vegetables.
Arrange the remaining vegetables on top of pork balls. Add the water and dark soya sauce in seasonings, and doouble boil over hot water for an hour. Add in the sugar and simmer directly over low heat for another 30 minutes.