Four Seasons Resort Oahu at Ko Olina Partners with Polynesian Voyaging Society to Present Legendary Navigator Nainoa Thompson Source: press.fourseasons.com Legendary navigator Nainoa Thompson first conceived the idea of Malama Honua, a worldwide voyage, in 1992.
Instructions. 1  1. Soak the Cedar Planks: One to two hours before grilling, soak the planks in wine, sake, cider, or water. 2  3. Lay the Planks on the Grill: Arrange the planks on the grill in a single layer so they are in contact with the grill grates.
Thaw tuna, if frozen. At least 1 hour before grilling, soak plank in enough water to cover. Place a weight on plank so it stays submerged during soaking. For sauce, in a small bowl combine plum sauce, soy sauce, ginger, vinegar, oil, and crushed red pepper; set aside.