1. Mix tomatoes and 1/2 cup chicken broth; let stand 30 minutes.
2. Cook mushrooms, onions and garlic in wine (chicken broth) in a medium skillet; over medium heat about 3 minutes, until mushrooms are tender.
3. Remove mixture from skillet; set aside.
4. Heat oil in skillet over medium heat.
5. Cook chicken in oil 3-4 minutes , turning once, until browned.
6. Add tomato mixture; heat to boiling; reduce heat.
7. Cover and simmer about 10 minutes, until juice of chicken no longer runs pink.
8. Remove chicken from skillet; keep warm.
9. Mix milk, cornstarch and basil; stir into the tomato mixture in skillet.
10. Heat to boiling, stirring constantly.
11. Boil and stir 1 minute.
12. Stir in mushroom mixture; heat until hot.
13. Place chicken breast on fettuccine and spoon sauce over.
14. Serve.