1 tsp ground coriander
1 medium onion, finely chopped
400g tin chopped tomatoes
½–1 tsp dried chilli flakes, or to taste
400g tin red kidney beans, drained and rinsed
275ml/9½fl oz hot beef stock, made with 1 beef stock cube
salt and freshly ground black pepper
1 tsp ground cumin
1 tsp hot smoked paprika
3 tbsp tomato purée
rice, soured cream, coriander and lime wedges, to serve (optional)
500g/1lb 2oz beef mince