1.Heat a large frying pan over medium-high heat. Combine pork, five spice and oil in a large bowl, season. Cook pork 3 minutes each side or until cooked through. Remove from heat, cover, rest 5 minutes.
2.Meanwhile, make plum sauce. Stir sugar and the water in a medium saucepan over low heat until sugar dissolves. Discard stones from plums, add plums to pan with wine, cinnamon and star anise. Bring to the boil. Reduce heat, simmer, covered, 6 minutes or until plums are pulpy. Remove and discard cinnamon stick. Stir in fish sauce and vinegar, season to taste.
3.Microwave choy sum until just wilted.
4.Microwave rice according to directions on packet, sprinkle with chilli.
5.Serve pork with choy sum and rice, drizzle with plum sauce.
You can use fresh plums when in season.Note