• 750 g white fish fillets, skinned

• 1 medium red onion, peeled and finely chopped

• 1 clove garlic, crushed

• 2 tablespoons chopped fresh coriander

• ⅓ cup chopped flat-leaved parsley

• ½ teaspoon ground sweet paprika

• ¼ teaspoon chilli powder

• ⅓ cup olive oil

• 2 tablespoons lemon juice

Tomato sauce

• 4 large, red, ripe tomatoes, peeled, seeded and chopped

• 2 small red chillies, cut in half, seeded and finely sliced

• 4 spring onions, including some green, finely sliced

• ½ bunch fresh coriander, chopped finely

• ½ cup olive oil, extra virgin

• ground pepper

• lemon or lime juice (optional)

• 1 red onion, finely chopped (optional)