Easy Tuscan Bean Soup

Name: Easy Tuscan Bean Soup
Ingredients: 3 tablespoons olive oil; 2 medium carrots , thickly sliced; 1 large onion, coarsely chopped; 1 rib celery, coarsely chopped; 1 clove garlic, finely chopped; 3 sprigs fresh oregano; 1/4 teaspoon salt; Black pepper, to taste; 2 (15-ounce) cans cannellini beans , or other small white beans, drained and rinsed; 5 cups chicken stock or vegetable stock; 4 cups baby kale or baby spinach, stems removed if tough; 1 tablespoon chopped fresh oregano, for garnish; Olive oil, to serve; Extra grated Parmesan , to serve; 1/2 baguette , thinly sliced; Olive oil; 1/2 cup grated Parmesan