Cod and haddock fillets work well for this braised dish. An extra easy and quick way to fix a superb tasting fish dish! Serve over rice. Ingredients     2 tablespoons olive oil     1 onion, thinly sliced     2 cloves garlic, minced     1 (14.5 ounce) can diced tomatoes Directions     In a large frying pan, heat oil over medium heat. Saute onions and garlic in olive oil until      softened.     Stir in tomatoes, olives, parsley, and wine. Simmer for 5 minutes.     Place fillets in sauce. Simmer for about 5 more minutes, or until fish turns white.