Fettuccine Carbonara

12 ounces fettuccine noodles
¼ cup butter
½ cup sliced green onion
4-½ ounce can mushrooms, drained
8 ounces cream cheese, cubed
1-½ cups milk
1-½ cups cooked ham, cubed
½ cup parmesan cheese
*Cook fettuccine and set aside. In large saucepan, sauté onions and mushrooms in butter. Stir in cream cheese and milk. Reduce heat to low; continue stirring until cream cheese melts. Add fettuccine and ham and toss to coat. Cook over medium heat until thoroughly heated. Sprinkle with parmesan.