Break spaghetti into 2 inch pieces and cook according to directions. Drain, retaining 2 1/2 cups of liquid.
3
Sautee mushrooms in butter until tender. Add 2 tbsp flour to thicken. Add 1 cup of fat free evap. milk. Add 1 cup of fat free chicken broth. Stir. Add 1/4 cup of Parmesan cheese.
4
Mix all ingredients into a greased casserole dish, add in the 2 1/2 cups of retained spaghetti liquid, sprinkle the top with 1/4 cup of parmesan cheese and cook at 375 for 20-30 minutes until hot and bubbly.