2 long green chillies, stalk trimmed and cut in half without deseeding
1 medium onion, finely sliced
150²µ/5½´Ç³ú ripe tomatoes, roughly chopped
2½ tsp English mustard powder
150²µ/5½´Ç³ú rice, cooked according to packet instructions
1 bay leaf
freshly ground black pepper
¼ tsp cayenne pepper
¾ tsp cumin seeds
½ tsp garam masala
1 heaped tsp yellow mustard seeds
¾ tsp black mustard seeds
1 tsp flaked sea salt, plus extra to season
4 tbsp sunflower oil
½ tsp ground turmeric
2 sea bass or sea bream fillets (each around 200g/7oz), scales removed but skin on