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What about the black line in the middle of hairtail?
Hairtail does not need to be scaled. A layer of silver white material on the surface of hairtail is often mistaken for hairtail scales. It is said that it is a strong smell, so it is always washed off by all means before cooking. In fact, the silver substance is not fish scales, but a kind of fat without fishy smell, which has certain nutritional value. It contains unsaturated fatty acids, lecithin and 6- thioguanine. The silver scales of hairtail can also play a role in making hairtail not easy to break when cooking.

So, you shouldn't go when washing hairtail? Scale? . Silver scales are afraid of heat and will melt in water at 75℃, so the water temperature should not be too high when cleaning hairtail, and the surface of the fish should not be scraped excessively to prevent the loss of silver grease. However, this silvery white fat is easy to oxidize and turn yellow after being exposed to air for a long time, and to a certain extent? Harpy? . When this happens, should I wash it? Scale? Yes

Methods/steps

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Hairtail is also known as saury and large yellow croaker, among which large yellow croaker, small yellow croaker and cuttlefish are also known as the four fresh seas in China. Hairtail is rich in meat and nutrition, especially suitable for people with spleen and stomach weakness, indigestion and dry skin. For people with poor appetite, it is beneficial to eat more hairtail in summer.

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Choice of hairtail: Fresh hairtail is silvery gray and shiny, but some hairtail surfaces are covered with a yellow substance. This is because hairtail is a kind of fish with high fat content. When it is not well preserved, the fat on the fish surface is accelerated by a lot of air contact, and the product of oxidation is to make the fish surface yellow. When buying hairtail, try not to buy hairtail with yellow color.

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Hairtail has a strong smell and greasy taste, so it is difficult to wash it with clean water. You can soak hairtail in alkaline water first, and then wash it with clear water, which will make it easier to wash and have no fishy smell.

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Cut off the belly and head of the fish with scissors in one breath.

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The internal organs of hairtail should be removed, and there are bile lines inside, so that the black line in the fish's stomach will not be bitter if it is clean. The black film in the middle of hairtail should be cleaned and gently pulled out by hand.

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Cut hairtail into small pieces for use.

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Hairtail should not be fried in butter or sheep oil; Don't eat with licorice and Schizonepeta.