BBQ salmon cutlets with nam jim slaw

Ingredients

• 2 tablespoons fish sauce
• 3 teaspoons finely grated palm sugar
• 1 tablespoon lime juice
• 1 long red chilli, finely chopped (seeded, optional)
• 1/4 red cabbage, finely sliced
• 1 carrot, peeled, julienne or grated
• 4 spring onions, sliced
• 6 baby radishes, finely sliced
• 1/2 bunch mint leaves
• 4 200g salmon cutlets
• 3 teaspoons olive oil
• sea salt, cracked black pepper, to serve