Chicken Tetrazzini
["1 can cream of chicken soup", "1/2 c. Velveeta, cubed (or shredded Cheddar cheese)", "1 1/2 c. diced, cooked chicken", "2 c. cooked spaghetti", "1 (2 oz.) can sliced mushrooms, drained", "2 Tbsp. chopped parsley"]
["The parsley and mushrooms are optional."]
["cream of chicken soup", "Velveeta", "chicken", "mushrooms", "parsley"]