Heat the oil in a baking pan. Sprinkle the fish with half the salt and pepper and place in the pan. Bake in a 425° F oven 10 minutes. Add the tomatoes, mixed vegetables, potatoes, onions, garlic powder and remaining salt and pepper. Cover.
Reduce the heat to 350° F and bake an additional 40 minutes, removing the cover for the last 15 minutes.Servings: