Spaghetti Squash with shells

1 medium spaghetti squash (about 3 lbs) 1 cup (or more) sliced fresh mushrooms 1 small onion , peeled and chopped 2 garlic cloves, peeled and minced 1 26-oz.[...]

1 cooked spaghetti squash , halved, seeds removed 1 medium onion , chopped (1/2 cup) 1 green pepper , chopped (1/2 cup) 1 large garlic clove , chopped 2[...]

1 spaghetti squash 1 tablespoon butter or 1 tablespoon margarine 2 cloves garlic , chopped 1 cup low-fat sour cream 1/4 cup skim milk or 1/4 cup 2% low-fat[...]

1 spaghetti squash 1 tablespoon butter or 1 tablespoon margarine 2 cloves garlic , chopped 1 cup low-fat sour cream 1/4 cup skim milk or 1/4 cup 2% low-fat[...]