- In a large pot, bring water to a boil. Add dried noodles and cook until tender. Drain noodles into a colander and rinse with cold water. Drain well and set aside. In a small bowl, whisk together oyster sauce, soy sauce, sesame oil, vegetable stock, and cornstarch. Set aside. Heat a large wok Once hot, add the oil. Once the oil begins to simmer, add in garlic and ginger. Stir-fry for 20 seconds. Add the cabbage and carrots, stir-fry until just tender, about 2 minutes. Add the noodles and sauce. Toss and stir to combine, cook until sauce thickens and coats noodles, about 1 minute. Add beans and green onions, stir-fry until just tender, 1 minute. Serve hot.