4 blue-eye trevalla fillets (about 250gm each)8 cm piece ginger, peeled and julienned2 spring onions, thinly sliced12 shiitake mushrooms, bases trimmed1/3 cup soy sauce2 tbsp mirin2 punnets coriander cressTo serve:steamed rice
Place a blue-eye trevalla fillet in the middle of a 30cm x 40cm double layer of non-stick baking paper, scatter over a quarter of the ginger and spring onion, add 3 mushrooms and drizzle with 1 tbsp soy sauce and 2 tsp mirin. Join paper sides in the middle and fold together, pleating to enclose. Fold ends over several times, then staple to secure and place onto an oven tray. Repeat with remaining blue-eye trevalla.
Cook parcels at 180C for 15-20 minutes, or until fish is just cooked through. Place paper parcels on plates, open and place some coriander cress on each. Serve immediately with steamed rice passed separately.