Tortellini Minestrone recipes

Name: Tortellini Minestrone recipes
Ingredients: 1 tablespoon olive oil; 2 carrots, peeled and cut into 1/2-inch pieces; 2 stalks of celery, cut into 1/2-inch pieces; 1 medium onion, minced; 5 ounces mushrooms, sliced; 4 garlic cloves, minced; 1 teaspoon dried oregano; 3 cups vegetable broth; 2 1/2 cups V8 vegetable juice; 1 (15-oz) can cannellini beans, drained and rinsed; 1 (9-oz) package fresh cheese tortellini; 1 medium zucchini, halved lengthwise and cut into 1/2-inch pieces; salt; black pepper; 1/2 cup pesto, for serving; grated parmesan cheese