Grilled fish burger

SERVES 4 PREP AND COOK TIME 30 MINUTES

1 tablespoon cajun spice mix 8 x 150g firm white fish fillets, skinned, boned 2 tablespoons extra virgin olive oil 4 medium (200g) white bread rolls, split in half ½ cup (150g) whole-egg mayonnaise 1 cup shredded red cabbage 1 cup shredded green cabbage 1 teaspoon liquid smoke sauce 2 tablespoons chopped fresh coriander 1 fresh green jalapeño, sliced thinly