Step 1

Combine 1 tablespoon Shaoxing wine and 1 tablespoon soy sauce and the white pepper in a medium bowl. Add pork and mix until well combined.

Step 2

GREEN ONION SAUCE: Place the green onion in a small heatproof bowl. Heat the oil in a large wok over high heat; pour over onion then set aside to serve.

Step 3

Heat oil in the wok over high heat; stir fry green onion, ginger, garlic, Sichuan pepper and sesame paste for 1 minute. Add pork mixture; stir-fry for 5 minutes or until well browned.

Step 4

Add remaining Shaoxing wine, soy sauce, chilli oil, black vinegar, sugar, stock and gai lan to the wok. Bring to the boil; stir-fry for 2 minutes or until gai lan is just wilted.

Step 5

Meanwhile, cook noodles in a large saucepan of boiling water for 1 minute, drain.

Step 6

Divide noodles among heated bowls; top with pork mixture and serve with Green Onion Sauce and extra chilli oil.