1Soak bundle of cellophane noodles in warm water in medium bowl 10 to 15 minutes or until softened; drain. Cut noodle bundle into thirds. Cover and set aside.
2Heat oil in 5- to 6-quart Dutch oven over medium-high heat. Cook beef, garlic and mushrooms in oil 5 to 6 minutes, stirring occasionally, just until beef is no longer pink.
3Stir in remaining ingredients except noodles and onions. Heat to boiling; reduce heat to medium-low. Cover and cook 14 to 15 minutes, stirring occasionally, until beef is tender.
4Stir in noodles. Cover and cook 2 to 3 minutes or until noodles are hot. Sprinkle with onions.