Heat the oil in a large skillet or wok over medium-high heat.
Add the pork and cook, stirring occasionally, until it is lightly browned and cooked through, about 5 minutes.
Add the Napa cabbage and garlic to the skillet and cook, stirring occasionally, until the cabbage is tender, about 5 minutes.
In a medium bowl, mix together the soy sauce, sugar, chili garlic sauce, sesame oil, ginger, chicken broth, hoisin sauce, cornstarch, and black pepper.
Add the sauce to the skillet and cook, stirring occasionally, until the sauce is thickened, about 2 minutes.
Cook the spicy noodles according to package instructions.
Serve the pork and Napa cabbage stir-fry over the spicy noodles.
Interesting Facts
This stir-fry is a great way to use up extra cabbage.
Napa cabbage is also known as Chinese cabbage.
You can also use ground pork for this recipe.
You can adjust the spiciness of this dish to your taste by adding more or less chili garlic sauce.