Sausage Minestrone Soup

2 olive oil

1 onion, chopped

3 cloves garlic, finely chopped

1 celery stalk, diced

1 carrot, diced

1 zucchini, diced

2 boiling potatoes, peeled and diced

5 chicken or vegetable stock

2 15-ounce cans chopped tomatoes

2 shredded kale or chard

1 15-ounce can of white beans, rinsed and drained

1/2 small shell pasta

1 , cut into 1/2-inch slices

1/4 fresh basil, chopped

salt and freshly ground pepper, to taste

freshly grated Parmesan cheese, for garnish