300g/10陆oz peeled butternut squash, cut into 2cm/1戮in cubes
2 carrots, peeled and thickly sliced
4 celery sticks, thickly sliced
4 garlic cloves, finely chopped
2 onions, roughly chopped
2 red peppers, deseeded and roughly chopped
400g tin cannellini beans, drained and rinsed
500ml/18fl oz chicken stock
400g tin chopped tomatoes
400g tin kidney beans in chilli sauce
1 tbsp Worcestershire sauce
1 tsp Tabasco sauce
1 tbsp sweet smoked paprika
4 tbsp tomato pur茅e
600g/1lb 5oz lean, thick gammon steaks, cut into large pieces (any visible fat trimmed)