Garlic Chicken Alfredo

1 jar (16 ounces) Creamy Garlic Alfredo Sauce, or Alfredo Sauce
4 to 6 boneless chicken breast halves
1 can (4 ounces) sliced mushrooms, drained
8 ounces spaghetti, hot cooked
grated Parmesan cheese

Pour about 1/3 of the sauce into the slow cooker. Place chicken in the slow cooker; top with mushrooms and remaining sauce. cover and cook on LOW setting for 6 to 8 hours. Serve with hot cooked spaghetti, Parmesan cheese and a tossed salad.
Serves 4 to 6.