Get a nice thick fish steak -- halibut, ono, 'ahi, or even salmon.
Put on cedar plank (soak the cedar plank in water first) after spraying plank with a non-stick vegetable spray.
Baste fish with soy sauce and fresh minced ginger and garlic.
Put plank-with-fish-on-it on the grill. Baste a few more times. Cook til done