A simple recipe for barbecued halibut. Soy sauce and brown sugar add a special zip that is uncommonly delicious. A simple recipe for barbecued halibut. Soy sauce and brown sugar add a special zip that is uncommonly delicious. October 7, 2021October 7, 2021 by Haley Lynn A simple recipe for barbecued halibut. Soy sauce and brown sugar add a special zip that is uncommonly delicious.