1.Combine sliced pork, oyster sauce and hoisin sauce in a medium bowl, tossing well. Set aside to marinate for 20 minutes.
2.Heat oil in a wok on high. Stir-fry pork in two batches, for 2-3 minutes each, reserving marinade.
3.Add onion and capsicum to same wok. Stir-fry for 1 minute. Return meat to wok with broccolini, water and marinade. Stir-fry for 1-2 minutes, until boiling.
4.Toss cashews through mixture, if using. Top with coriander leaves and serve with rice.
For this recipe, you can use any Asian greens you have on hand. Roast cashews on an oven tray in a moderate oven, 180°C, for 5-10 minutes. Chop roughly, if liked.Note