1 red chilli, deseeded and chopped
2 cloves garlic, chopped
3 cloves garlic, squashed with skin left on (if using dried beans)
1 red onion, chopped
3 sprigs sage leaves, plus extra to serve (if using dried beans)
250g/9oz dried cannellini beans, soaked overnight or a 410g/14oz tin, drained and rinsed
2 x 400g tins plum tomatoes
salt and freshly ground black pepper
6 tbsp olive oil
1 tbsp olive oil
pinch salt
12 good-quality sausages