Grated Parmesan cheese, optionalInstructions
In a large Dutch oven, heat olive oil over medium-high heat. Add chicken and cook for 10 minutes, stirring frequently. Add onion and carrots; cook for five minutes. Stir in zucchini, tomatoes, and broth. Bring to a boil; reduce heat and simmer, uncovered, for 30 minutes. Top each serving with grated Parmesan, if desired.