In a bowl, soak the cedar planks for at least 1 hour in warm water.
In a a shallow dish, stir together the vegetable oil, rice vinegar, sesame oil, soy sauce, green onions, ginger, and garlic.
Place the salmon fillets in the marinade and turn to coat. Marinate for 15 minutes.
Preheat an outdoor grill for medium heat. Place the planks on the grate.
Place the salmon fillets onto the planks and throw the marinade. Cover, and grill for about 20 minutes.
Fish is done when you can flake it with a fork.
Serve on a serving platter.
Notes
Salmon Is a great source of omega-3 that is essential for the brain and the nervous system. It is also rich in proteins that make you feel full for a longer period of time so it is a good option if you are on a weight loss diet.