Italian vegetable soup

Name: Italian vegetable soup
Prep time: 15 min
Cook time: 55 min
Total time: 1 h 10 min
Cuisine: Italian
Ingredients: 2 each of onions and carrots, chopped; 4 sticks celery chopped; 1 tbsp olive oil; 2 tbsp sugar; 4 garlic cloves crushed; 2 tbsp tomato purée; 2 bay leaves; few sprigs thyme; 3 courgettes chopped; 400g can butter beans drained; 400g can chopped tomatoes; 1.2l vegetable stock; 100g parmesan or vegetarian equivalent, grated; 140g small pasta shapes; small bunch basil shredded