In a large saucepan combine the salsa, tomato juice, brown rice, onion, Italian seasoning, bouillon granules, garlic, pepper, and 2 cups water. Bring to boiling; reduce heat. Cover and simmer for 10 minutes.
Meanwhile, place frozen vegetables in a colander. Run cold water over vegetables until thawed. Stir vegetables into the rice mixture. Return to boiling; reduce heat. Cover and simmer for 5 to 10 minutes or until rice and vegetables are tender. Top each serving with cheese, if desired. Makes 6 side-dish servings.