noodles, then boil until tender about 2 minutes. Drain, place in bowls. Heating Broth: Heat broth in sauce pan with salt & sugar. Add vinegar just before adding broth to bowls. Stir-fry: Add oil to hot wok. When it begins to smoke, add onions, & stirfry until fragrant. Add vegetables; stir-fry for 1 minute. Put onto noodles; top with chicken; add soup, and serve. ----