20-Minute Tortellini Soup

olive oil

small onion, diced small

carrots, peeled and cut into ¼-inch dice

ribs celery, cut into ¼-inch dice

green beans, chopped into ¼-inch pieces

Salt and pepper,

garlic, sliced thin

fresh thyme sprigs

bay leaves

low-sodium stock (chicken, beef, or veggie stock)

tortellini, any flavour you prefer

Fresh Parmesan cheese, to serve (optional)