Cube cooked turkey. Cook thin spaghetti according to directions. Make white sauce (See Micro Cookbook recipe). In medium saucepan heat oil, add garlic, celery, green pepper,mushrooms and cook until tender. Add tomato puree, bouillon, basil, salt and pepper to taste, reduce heat and simmer 10 minutes. In casserole dish spread half the white sauce. Add half the spaghetti and tomato mixture plus turkey. Repeat layers. Bake at 350 deg for 30 minutes.