Steps
1. Heat olive oil in a pan over medium heat.
2. Add diced onion and sauté until translucent.
3. Add the salmon fillet and cook for 3-4 minutes on each side until fully cooked, then flake into pieces.
4. Stir in the chopped tomato and corn, cooking for another 2-3 minutes.
5. Add the cooked rice and soy sauce, mixing well to combine. Season with salt and pepper.
6. Cook for an additional 2-3 minutes until everything is heated through.
7. Serve hot, garnished with chopped green onions if desired.