Combine ocean trout, Kikkoman Soy Sauce, chilli and 100ml lime juice in a bowl, refrigerate to cure (10 minutes), then drain off most of the excess liquid and set aside

Meanwhile, combine cabbage, radish, onion, olive oil and remaining lime juice in a bowl, season to taste and toss to combine. Just before serving toss through the coriander

Warm tortillas according to packet instructions; fill with ocean trout ceviche, cabbage slaw, rough guacamole and coriander sprigs. Serve with chilli sauce if desired

Coarsely mash avocado in a bowl with a fork, add remaining ingredients, season to taste and refrigerate until required