Try using sustainable fish such as mackerel, coley and tilapia. Published - Feb 29, 2020 Update - Oct 7, 2020 Veena Azmanov Words - 955 words. Home » Easiest Fish Curry - Just 6 Ingredients. Serve the curry … Add the green beans and cook for a further 3 minutes, then add the fish. Easiest Fish Curry - Just 6 Ingredients. Stir well to coat, then cook for 3–4 minutes, until the fish is just cooked through. About 5 minutes to … Fish curry makes for a fresh-tasting, low-fat dinner. Taste and adjust the seasoning as necessary.