In a large wok sized pan sweat the onions, celery, carrot and garlic for about 10 minutes (under a lid) stirring at intervals until softened not browned.
Add chilli powder and bacon and fry until cooked (5 - 6 mins) stirring frequently until bacon cooked.
Add tomato puree, tomatoes, chickpeas, basil, seasoning and water.
Bring to the boil, then simmer for 15 minutes.
Meanwhile cook the penne according to the instructions.
Once cooked pour the penne into the sauce and mix well.
Serve with some grated parmesan or cheddar and a salad.