Season the fish

• Pat the red snapper fillets dry with paper towel.
• Season both sides with salt and black pepper.

Sear the snapper

• Heat the vegetable oil in a frying pan over medium-high heat.
• Lay the fillets in the pan and sear until golden and cooked through, turning once.

Build the sauce

• Lower the heat and add the garlic and onion to the pan.
• Add the tomato and cook until softened and fragrant.

Finish and serve

• Spoon the sauce over the fish and scatter with parsley.
• Serve hot.