Step 1

Cut the pak choy leaves from the stems and reserve. Coarsely chop the stems. Prepare the noodles following packet directions.

Step 2

Meanwhile, heat a wok over high heat. Add half the oil and heat until just smoking. Swirl to coat the base and side of the wok. Add half the pork and stir-fry for 2 minutes or until lightly browned. Transfer to a large plate. Repeat with the remaining pork.

Step 3

Heat the remaining oil in the wok. Add the onion, carrot and ginger, and stir-fry for 2 minutes or until the onion is soft. Add the mushroom and pak choy stems and stir-fry for 1 minute.

Step 4

Add the noodles, pork, reserved pak choy leaves and plum sauce to the wok. Stir-fry for 2 minutes or until the sauce thickens slightly.

Step 5

Divide the stir-fry evenly among serving bowls. Sprinkle with coriander to serve.