1 green chilli, finely chopped
handful of chopped coriander
half cucumber, deseeded and finely diced
1 small bunch fresh coriander, finely chopped, stalks reserved
2 tsp freshly grated ginger
1 pink grapefruit
1 lime, juice and finely grated zest
6 large tomatoes
3 heaped tbsp mango chutney
salt and freshly ground black pepper
3 tbsp olive oil
butter, for greasing
1.5kg/3lb 5oz whole sea bass, cleaned, gutted, scales removed, head on