Beef and Cannellini Bean Minestrone

Name: Beef and Cannellini Bean Minestrone
Ingredients: 3 tablespoons olive oil; 1 onion, finely diced; 1 large carrot, peeled and diced into 1/4-inch pieces; 1 rib celery, trimmed and diced into 1/4-inch pieces; Kosher salt and freshly ground black pepper; 8 ounces lean (8 percent fat) ground beef; 3 garlic cloves, minced; 1 tablespoon tomato paste; 4 cups low-sodium beef broth; One 28-ounce can diced tomatoes; One 15-ounce can cannellini beans, rinsed and drained; 1 dried bay leaf; 1/2 cup grated Parmesan