Olive oil • quality pancetta, chopped into 0.5cm cubes • onion, peeled and diced • carrot, finely sliced • celery, finely sliced • garlic, crushed • chickpeas (400g) • tomatoes (2 X 400g) • veg stock • fregola pasta • Optional: any random green leaves or peas are nice too • small bunch of parsley, leaves finely chopped