In a mixing bowl whisk soy sauce and cornstarch together until fully combined
Add remaining sauce ingredients and whisk together. Set aside.
Soak noodles in boiling water for about 2 minutes, until al dente. Drain and set aside.
Place a large skillet or wok over high heat.
Add oil to the hot skillet. Add onion, carrot, cabbage, and garlic and saute for 2 to 3 minutes, constantly stirring with a wooden spoon.
Add drained noodles and toss together. Saute for 2 to 3 minutes, or until noodles begin to crisp around the edges.
Pour sauce over vegetables and noodles and toss together until evenly coated and fully absorbed, about 2 minutes.
Remove from heat, top with green onions and serve.
