fresh grouper yellow fin tuna loin fish stew ingredients mahi mahi fillets it to cook for about 3 minutes serwis msc • 2 tbsp olive oil • 1 small white onion • 15 oz can diced tomato • 2 tbsp tomato paste yellow bell pepper sliced in rounds • 1 pinch sea salt and ground black pepper • 1 tbsp fresh cilantro cover and allow fish to simmer for 10-12 in the broth salmon fillets frozen and serve fresht