Cook the noodles in boiling water. For best results, undercook them a bit so they can finish cooking in the sauce later. Drain and set aside.
Prepare all the ingredients for the meat-vegetable stir fry.
In a small bowl, stir together all the ingredients for the sauce.
Heat the oil in a wok.
Add the pork and stir fry just until the meat changes color.
Add the rest of the ingredients in the following order and with a 30-second interval between each addition: shallots, garlic, green beans and cabbage (these two at the same time), the julienned carrot and, finally, the sliced mushrooms. Season with more pepper if you like.
Add the noodles. Pour in the sauce.
Stir fry until the noodles are heated through and has absorbed the sauce.