Cajun Chicken with spaghetti

1 lb fettuccine 1 large sweet onion , halved and sliced 1 medium green pepper , cut into strips 2 tablespoons olive oil 2 cups cubed cooked chicken 4[...]

3/4 lb spaghetti squash , cooked 2 tablespoons butter 4 boneless skinless chicken breasts 4 garlic cloves , minced 1 bunch green onion 3 tablespoons cajun[...]