Heat oil in heavy skillet. Add ground beef and onion; saute until meat ... 15 minutes. Cook spaghetti; drain. Place half of ... bubbly. Yield: 12 servings.
Saute green onion and mushrooms ... melted. Toss with spaghetti, Parmesan cheese, and meat. ... additional Parmesan cheese, if desired. 4 to 6 servings.