This simple preparation can be made with any firm white fish.
Ingredients
4 6-ounce sea bass or halibut fillets (1 inch thick)
1/4 cup fresh lemon juice
1 pound tomatoes
3 tablespoons vegetable oil
2 large onions, cut into 1/4-inch-thick slices
4 garlic cloves, pressed
1 1/2 teaspoons ground cumin
Directions
Place fish in glass baking dish. Pour lemon juice over. Season with salt and pepper. Chill while preparing sauce.
Blanch tomatoes in pot of boiling water for 20 seconds. Drain. Peel tomatoes. Cut tomatoes in half; squeeze out seeds. Chop tomatoes; set aside.
Heat oil in heavy large skillet over medium heat. Add onions, cover and cook until soft and golden brown, stirring occasionally, about 20 minutes. Add garlic and sauté 30 seconds. Mix in cumin, then tomatoes. Simmer sauce 5 minutes. Add fish with lemon juice and simmer until fish is just cooked through, about 10 minutes.
Using slotted spatula, transfer fish to platter. Boil sauce in skillet until slightly thickened, about 5 minutes. Season to taste with salt and pepper. Spoon sauce over fish.
