1
Coat 12-quart stockpot (or 2 large saucepans) with nonstick cooking spray. Over medium-high heat, add carrots, onions, celery, and garlic; cook 8 minutes or until vegetables soften, stirring occasionally.
2
Add tomatoes with their liquid, breaking up tomatoes with side of spoon. Add cabbage, green beans, broth, water, 1 teaspoon salt, and 1/4 teaspoon ground black pepper; heat to boiling over high heat, stirring occasionally.
3
Reduce heat to low; cover and simmer 10 minutes, stirring occasionally. Increase heat to high; stir in zucchini and spinach and heat to boiling. Reduce heat to low; cover and simmer 10 minutes or until all vegetables are tender.