Hearty Mediterranean Vegetable Soup

Ingredients

• 2 tablespoons olive oil
• 1 large onion, finely chopped
• 3 cloves garlic, minced
• 2 medium carrots, diced
• 2 celery stalks, diced
• 1 red bell pepper, diced
• 1 zucchini, diced
• 1 cup green beans, cut into 1-inch pieces
• 1 (14.5-ounce) can diced tomatoes, undrained
• 4 cups vegetable broth
• 1 teaspoon dried oregano
• 1 teaspoon dried basil
• 1/2 teaspoon dried thyme
• Salt
• pepper
• 1 cup canned chickpeas, drained and rinsed
• 1 cup frozen spinach or kale
• 1/4 cup freshly chopped parsley
• Juice of 1 lemon