Cold-smoked mackerel is a beautiful golden fish with smooth scale and fatty white meat. It's a delicious treat that will immediately turn your dinner into a festive meal. Perfect with side dishes of potatoes or rice. Mackerel is an oily fish and incredibly healthy. Fish meat is rich in Omega-3 and Omega-6 polyunsaturated fatty acids, which improve heart function and are good for blood vessels. Vitamin D contained in mackerel strengthens the nervous system. Moreover, fish is rich in easily digestible protein.