1-2 red chillies (depending on their heat), finely sliced
330ml/11fl oz coconut water
2 tbsp roughly chopped fresh coriander leaves
2 garlic cloves, finely chopped
10cm/4in piece fresh root ginger, peeled, finely chopped
2 lemongrass stalks, tough outer leaves discarded, soft core finely chopped
2 shallots, finely chopped
160ml/5Β½fl oz coconut cream
salt and freshly ground black pepper
2 tbsp olive oil
50g/1ΒΎoz unsalted butter
2kg/4lb 8oz mussels, rinsed, scrubbed, beards removed (discard any mussels that do not close tightly when tapped firmly)
1 loaf sourdough bread, thickly sliced
200ml/7oz white wine