Easy Minestrone Soup

olive oil

small onion, chopped

garlic, minced

carrots, peeled and diced

celery stalks, diced

medium zucchini, diced

fresh or frozen green beans

diced tomatoes

vegetable broth

cannellini beans, rinsed and drained

whole wheat elbow macaroni (can use gluten-free pasta)

dried basil

dried oregano

dried thyme

Salt and black pepper,

Parmesan cheese-optional, for garnish