Italian Sausage without thyme vegetables

3 tablespoons olive oil 3 lbs Italian sausages 3 red bell peppers , sliced 2 green bell peppers , sliced 2 large red onions , sliced 3 garlic cloves , chopped[...]

1 tablespoon olive oil 1 lb sweet reduced-fat Italian sausage or 1 lb spicy reduced-fat Italian sausage 1 red bell pepper , sliced into strips 1 green bell[...]