Italian White Bean and Vegetable Stew - The Scramble

Ingredients

• 2 Tbsp. extra virgin olive oil (plus extra for drizzling, if desired)
• 1 red onion (finely chopped 1 cup)
• 2 stalks celery (finely chopped)
• 2 carrots (finely chopped)
• 3 cloves garlic (chopped)
• 2 Tbsp. fresh flat leaf parsley (minced)
• 28 oz. whole peeled tomatoes (with their liquid)
• 14 1/2 oz. canned cannellini beans
• 1 zucchini (quartered lengthwise and thinly sliced about 2 cups, or use 1 ½ cups shredded cabbage)
• 1/4 tsp. salt (or to taste)
• 2 cups reduced-sodium chicken or vegetable broth (or use any variety)
• 4 cups spinach or kale (stemmed and chopped)
• 1/4 cup grated Parmesan cheese (for serving (optional))