Swiss Chard Bean Soup Recipe

1 small zucchini, coarsely chopped

1 small yellow summer squash, coarsely chopped

1 small red onion, chopped

2 tablespoons olive oil

2 garlic cloves, minced

3 cans (14-1/2 ounces each ) reduced-sodium chicken broth

4 cups chopped Swiss chard

1 can (15-1/2 ounces) great northern beans, rinsed and drained

1 can (14-1/2 ounces) diced tomatoes, undrained

1 teaspoon dried thyme

1/2 teaspoon salt

1/2 teaspoon dried oregano

1/4 teaspoon pepper

1/4 cup grated Parmesan cheese