1. Pre-heat over to 375'. 2. place salmon skin side' down on foil. 3. foil needs to be large enough to seal salmon . 4. spread the 1/2 cup of mayonase evenly over salmon. 5. shred entire ginger root and cover salmon. 6. virtically slice onion and tomato. 7. seperate onio slices onion ring style . 8. cover entire fillet with the onion slices. 9. place tomato slices down the middle of fillet. 10. drizzle the 1/2 cup of oyster sauce over fillet. 11. seal foil. 12. place salmon into 375' pre-heated oven & cook for 35min if frozen 45. 13. slice and serve with steamed white rice.