White Lima Bean with Tomatoes

Ingredients

• 150 g (5 oz) mild pancetta, chopped coarsely
• 15 ml (1 tbsp) olive oil
• 1 onion, chopped finely
• 2 cans 540 ml (19 oz) white Lima beans, rinsed and drained
• 450 g (1 lb) Italian plum tomatoes, peeled, seeded and chopped
• 4 sprigs fresh basil
• Salt and freshly ground pepper, to taste