Gout and uric acid is too high are forbidden to eat.
Suitable for ordinary people. It is especially suitable for patients with night blindness, dry eye, cardiovascular diseases and osteoporosis.
Cod is one of the most famous specialties in Portugal. In northern Europe, cod is called "the nutritionist at the table", and even called "liquid gold" by the Portuguese, which shows its high nutritional value. Cod has thick meat, few thorns and delicious taste. According to nutrition, its protein content is very high, and its fat content is extremely low, at least 0.5%, which is almost equal to shark meat. More importantly, fish liver contains 45% oil and contains a variety of vitamins such as A, D and E. In Portugal, there is a "Cod Culture Festival" every year, and restaurants specializing in cod can be seen everywhere in the city.
Cod (Gadus), also known as sole fish, is one of the main edible fish. Cod is native to the cold waters of the North Atlantic from northern Europe to Canada and the eastern United States. At present, the main producers of cod are Canada, Iceland, Norway and Russia, and Japan is mainly in Hokkaido. Cod is one of the largest fish caught every year in the world and has important economic value.
The nutritional value of cod cod is thick, with few thorns and sweet meat. Protein accounts for 16.8% in cod meat, which is higher than that of salmon, pomfret, shad and hairtail, while the fat content in cod meat is only 0.5% like that of shark, which is 7 times lower than that of salmon and 7 times lower than that of hairtail. Every100g of cod contains 88kcal calories, 20.4g of white matter, 42mg of calcium, 84mg of magnesium, 2.7mg of nicotinic acid, 0.4mg of vitamin A/kloc-0, 0.2mg of carotene/kloc-0, 32 1 mg of potassium, 232mg of phosphorus. The proportion of these nutrients in cod liver oil is the best proportion of the amount needed by human body every day. Therefore, the Nordic people call it a "nutritionist" at the dinner table.
1, protein and amino acids.
Cod fat contains nucleoprotein of globulin, albumin and phosphorus, and also contains various amino acids necessary for children's development, the proportion of which is very close to the needs of children, which is easy to be digested and absorbed by people, and also contains unsaturated fatty acids, calcium, phosphorus, iron and B vitamins.
2. Magnesium
Fish is rich in magnesium, which has a good protective effect on cardiovascular system and is conducive to preventing cardiovascular diseases such as hypertension and myocardial infarction.
3. vitamins a and d
In addition, cod liver oil is large and high, rich in vitamins A and D, which is the raw material for extracting cod liver oil.
4. Soluble calcium
Small molecular peptides extracted from cod by modern bioengineering technology and enzyme engineering technology are rich in soluble calcium, with high biological safety and easy absorption by human body.
5. Fat
Silver cod contains a lot of fat, the skin is black or gray-black, the meat is pure white and rich in oil. The meat tastes white, thin and tender. Many countries regard silver cod as the main food fish.
6, natural vitamin D.
The natural vitamin D in cod liver oil can help children absorb calcium better and correct calcium deficiency, so it plays a great role in the development of children's bones and height. At the same time, cod liver oil has certain preventive and therapeutic effects on osteoporosis in the elderly.
7、DHA
DHA contained in cod is an important part of retina, and DHA is recognized as an important nutrient for improving intelligence and promoting brain development. Supplementing cod liver oil to growing children and adolescents is helpful to activate cells and promote brain development.
Efficacy and function of cod meat: promoting blood circulation and removing blood stasis; Swimming bladder: blood and hemostasis; Bone: cure beriberi; Liver oil: healing sores, clearing away heat and diminishing inflammation.
Cod liver oil (oil content 20~40%) can be extracted from cod liver oil, which is rich in vitamin A and vitamin D.
Cod is low in fat, high in protein and few in thorns, so it is a nutritious food suitable for all ages. Cod has the advantages of high nutrition, low cholesterol and easy absorption by human body.
Inhibition of bacterial reproduction
Cod liver oil has inhibitory effect on mycobacterium tuberculosis, and the concentration of unsaturated acid can prevent bacteria from multiplying. Cod liver oil can also kill bacteria in infected wounds. Ointment made of cod liver oil can quickly liquefy gangrenous tissue.
Hypoglycemic effect
Cod pancreas contains a lot of insulin. 12000IU insulin can be extracted from 1kg pancreas, which has a good hypoglycemic effect and can be used to treat diabetes.
Beneficial to cardiovascular system
It can soften and protect blood vessels, and reduce human blood lipid and cholesterol.
cold endurance
There is a special biochemical substance called antifreeze protein in the blood of Antarctic cod, and it is this antifreeze protein that works. Antifreeze protein has antifreeze effect because its molecules have swelling properties, as if it has a surface area that is easy to interact with water or ice, thus reducing the freezing point of water and preventing body fluids from freezing. Therefore, antifreeze protein gives Antarctic cod amazing low temperature resistance.
Enhance immunity
Cod is rich in nutrients, which can increase the concentration of serum immunoglobulin IgG and IgM, enhance the respiratory tract clearance and phagocytosis defense function, and thus enhance the disease resistance of the body and respiratory system.
Antibacterial and anti-inflammatory
Cod can obviously improve the resistance of nasal mucosa and enhance the physique of patients with rhinitis, so it can reduce the onset of inflammation such as rhinitis and relieve the symptoms of rhinitis.
Prevention and treatment of vitamin A deficiency
Vitamin A deficiency will lead to skeletal retardation in children, affect the development of tooth enamel cells and damage the epithelial tissue structure. In addition, low immune function can also cause various infections of respiratory tract, digestive tract and urinary tract. Appropriate supplementation of cod liver oil can promote epithelial differentiation and help maintain the health of skin and mucosa.
Regulating blood lipid
Cod is rich in nutrients, among which vitamin A and vitamin D are indispensable nutrients for human body. They can reduce the concentration of low-density lipoprotein in blood and increase the concentration of high-density lipoprotein.
How to cook and eat steamed cod?
Exercise:
(1) Slice cod and marinate with marinade for about 10 minutes. Shred bacon, soak in hot water 10 minute, drain, add sugar and mix well.
(2) Soak mushrooms in soft shreds.
(3) Put shredded mushrooms and bacon on the cod and steam in the microwave for about 5 minutes.
Silver oat
Ingredients: 400g of silver cod (6 slices), lemon 1 piece, 200g of oatmeal, 2 cherry tomatoes, a little parsley, Kraft Miao sauce and French mustard sauce 1 0g, egg1piece, 50g of flour, salt and monosodium glutamate.
Exercise:
(1) Add seasoning and lemon juice to cod, mix well, pat flour, hang egg liquid, pat oatmeal, and fry in a 30% hot oil pan.
(2) Put the cod in a dish, mix the Kraft sauce with French mustard and pour it on the fish steak. Slice the lemon and decorate it. Cut cherry tomatoes into flowers with a knife and decorate the ends of the plate with parsley.
Fried cod
Ingredients: 4 cod (per treaty 180g), 2 eggs, milk 1/4 cups, flour 1 cup, Chili powder 1 teaspoon, fresh parsley slices 1 teaspoon.
Exercise:
(1) Beat the eggs and milk in the soup bowl.
(2) Mix flour, sweet pepper powder, pepper, salt and coriander in another bowl.
(3) Dip cod fillets in egg liquid one by one, then dip both sides in flour, and discard the excess flour.
(4) After the oil pan is heated for eight minutes, the firepower is changed from large fire to medium fire; Put the cod piece by piece into the pot, or fry or fry, and fry for about 2 minutes on each side until the skin is crisp and the fish is cooked. You can squeeze lemon juice to taste when eating.
Cod soup
Ingredients: 1 cod (small) (1 kg), 200g oysters, 2 Chinese cabbage leaves, 2 shallots, 6 cups of water, 1 tbsp salt, 2 tbsps soy sauce, 2 tbsps mashed garlic, 1 tbsp mashed ginger and 65438 Chili noodles.
Exercise:
(1) Wash cod, gut it and cut it into 5cm pieces. Wash raw oysters with salt water and put them in a basket.
(2) Cut the stem of Chinese cabbage into 4cm, and cut the onion into the same size.
(3) Put the head and tail of cod in a pan and add water to taste.
(4) Put the cod pieces and Chinese cabbage into the cooked cod soup, and add all seasonings. When cooked, add oysters and onions.
(5) When the oyster is ripe, it will turn off when the taste is coordinated.
Cod custard
Ingredients: cod, carrots, lentils and eggs.
Exercise:
(1) Cut cod meat into small pieces, cut lentils into small plates, and peel and cut carrots.
(2) Beat the eggs, gently stir them evenly while adding water, and season with a little salt.
(3) Put the egg liquid into a steamer and steam for 10 minute.
(4) Take another pot, add stock, lentils, cod and carrots, cook, add salt to taste, add starch thicken, and pour it on the custard.
Cod tofu
Ingredients: 2 cod, a piece of tofu, half an onion, Korean hot sauce, Chili noodles, beef powder, onion, ginger, chives and garlic.
Exercise:
(1) Slice the onion and ginger, and chop the onion and garlic.
(2) Take a small bowl, put 2 or 3 spoonfuls of Chili sauce, 1 spoon of Chili noodles, 1 spoon of beef powder, minced leeks and minced garlic, and add a little water to mix well for later use.
(3) Cut the tofu into pieces, cut the packaged cod into several sections and shred the onion.
(4) Pour oil into the pan, add onion slices and fry cod until it becomes discolored.
(5) Pour the hot water into the cod and bring it to a boil.
(6) After boiling, skim the floating foam, pour in a little cooking wine, a little soy sauce, add ginger slices, and turn to low heat.
(7) Add the tofu, cook the tofu slightly, and add the shredded onion.
(8) Pour in the mixed sauce prepared in 2, cook tofu with low heat, and sprinkle chopped coriander powder before serving.
Cod preventive measures
(A) cash on delivery to buy identification skills
Cod is nutritious and most parents buy it for their children. Through the following steps, the authenticity of cod can be preliminarily judged.
wipe out illiteracy
There are dozens of kinds of cod, the common ones are water cod, round cod and narrow cod. As for some people who say that eating it will cause diarrhea, it is "dragon beard fish".
What is silver cod?
The best quality cod is silver cod. The nutritional value of silver cod ranks first among all fish, and it is called a nutritionist on the table in Europe.
distinguish
The silver cod sold now are basically frozen slices. From the appearance, the color of the meat is white, and there is no particularly thick and obvious red line on the meat. The scales are dense and pressed one by one. After thawing, the fish skin feels very smooth, like a mucous membrane; Silver cod is sold without scraping; Silver cod is a deep-sea fish, and its taste is as strong as crab leg meat. If it is soft, it is absolutely false. Price per catty 150 yuan (generally available in city supermarkets).
Avoid buying oily fish.
Some people call this kind of fish dragon cod, but it is not codfish at all, and its scientific name is Sparus heterotropoides. This kind of oily fish contains a lot of wax, which can't be digested by human body, and it is easy to have diarrhea after eating it. Some western countries and Japan have listed it as a prohibited or restricted fish species. As for the method of identification, this kind of fish skin is rough, with needle-like scales and spots, yellow-white fish, rectangular cross-section, and rough taste after heating, unlike fish, similar to duck. Look at the slice, there are obvious red lines, which are rectangular.
(2) How to distinguish the quality of cod?
Cod is elongated and slightly flattened. The head is big, the mouth is big, the jaw is short, the lower pigeon has tentacles below the front end, the back is gray-brown, with irregular dark brown spots or markings, and the abdomen is gray-white, with three dorsal fins, two gluteal fins and a truncated tail fin. Cod meat is thick, garlic cloves, delicious and less prickly.
Cod food collocation
Cod+curry
Cod can tonify deficiency and promote digestion. Eating with curry makes it easier for the human body to digest. It is suitable for people with weak constitution and can also be used as a nutritional supplement for children.
Cod+green pepper
Cod meat is delicious. If eaten with green peppers, it is not only spicy and delicious to stimulate appetite, but also nutritious, which is of great benefit to human health. So they can eat together.
Cod+sausage
Cod, which causes liver cirrhosis and oral cancer, is rich in amines. Sausage contains nitrite, which is easy to cause cirrhosis and oral cancer when eaten together.