There are infinite options of filling for these tasty rolls
1. Preheat a ridged chargrill or barbeque to moderately high. Rub the steaks with some vegetable oil and season with salt and pepper. Cook for a minute on each side or until cooked to your liking. You may need to do this in several batches. Transfer to a plate, cover loosely with foil and rest for 5 minutes.
2. Divide the steaks between the 4 rolls. Top with the coriander, lettuce and pickled vegetables. Add chilli, spring onion and soy sauce to taste.
3. For the pickled vegetables:Toss all of the ingredients together well and set aside to pickle for 30 minutes. Drain before serving