1 tsp ground coriander
small bunch fresh coriander, stalks finely chopped
2 fat garlic cloves, crushed
1 onion, sliced
1 red pepper, deseeded and thickly sliced
400g/14oz can chopped tomatoes
2 x 400g/14oz can red kidney beans in water, rinsed and drained
300ml/陆 pint hot beef stock
salt and freshly ground black pepper
2 tsp hot chilli powder
1 tsp ground cumin
1 tsp dried oregano
1 tbsp sunflower oil
2 tbsp tomato pur茅e
1 cube good quality dark chocolate, minimum 70% cocoa solids
500g/1lb 2oz beef brisket, trimmed of excess fat and cut into matchbox-size pieces