Sausage, White Bean, and Spinach Soup

olive oil

lean turkey sausage (or sliced chicken sausage)

onion, diced

carrots, chopped

celery stalks, chopped

garlic, chopped

canned white beans, rinsed and drained

canned diced Italian tomatoes (undrained)

low sodium chicken broth

oregano

bay leaf

spinach, chopped

Salt and pepper