Efficacy, Function and Nutritional Value of Goose Liver Goose liver is a very delicious food, which not only has a unique taste, but also can be used for health care. In French dinners, foie gras often appears and many people like it. Let's learn more about the efficacy, function and nutritional value of foie gras.
Efficacy, Function and Nutritional Value of Goose Liver —— 1 Introduction of Goose Liver
Goose liver is the liver of ducks and geese. Goose liver has become an ideal food for nourishing blood and preserving health because of its rich nutrition and special efficacy. Foie gras is also famous for its famous French cuisine, and Europeans rank it as "three great delicacies in the world" along with caviar and truffles.
Foie gras is not actually a French patent. Ancient Egyptians discovered long ago that geese would eat a lot before migrating and store energy in their liver to meet the needs of long-distance flight. The wild geese caught during this time are also the best. This method spread from Egypt to Rome and then to France.
Dating back more than 2000 years, the Romans really discovered the delicacy and fun of eating foie gras. At first, they ate figs together and presented them to Caesar, who thought it was delicious food. Later, it spread to Alsace and rural areas in southwest France, and gradually people began to use foie gras to make aspic and meat sauce, which was simple, convenient and approachable.
Until Louis XVI of France, foie gras was given to Louis XV as a gift. After tasting it, it was deeply loved by the king, and it became famous and praised by many famous writers, musicians and artists at that time. Since then, it has established its noble and exquisite extraordinary status. 1870, foie gras was first cooked. A pastry chef is serving food, and foie gras is wrapped in dough and used at the reception. Since then, Strasbourg has been associated with foie gras. Many people think that the foie gras in Strasbourg is the best in the world.
Efficacy and function of foie gras
Goose liver, sweet, bitter and warm in nature, can nourish the liver, improve eyesight and nourish blood when it enters the liver meridian. Can be used for treating blood deficiency, chlorosis, night blindness, conjunctival congestion, edema and beriberi.
Nutritional value of foie gras
Goose fat liver contains 40%-60% fat, which is equivalent to the cream for decorating cakes. Among these fats, unsaturated fatty acids account for 65%-68% of the total fat, while the other third is saturated fatty acids. In addition, every100g of foie gras contains 4.5-7g of lecithin, which is three times that of common foie gras. Unsaturated fatty acids in goose fatty liver contain copper, triacylglycerol, lecithin, deoxyribonucleic acid and ribonucleic acid, which have high medicinal value. It can increase enzyme activity in vivo, regulate calcium and phosphorus metabolism, reduce blood cholesterol level, soften blood vessels and prevent cardiovascular diseases.
Goose liver is a high cholesterol food, and its saturated fatty acids rich in fat will increase the cholesterol content of human body. As for business promotion, it will not increase the cholesterol content of human body at all, and it is more for commercial purposes. In food science, it is said that "unsaturated fat is beneficial to reduce the cholesterol content in blood", in fact, because saturated fat will increase cholesterol. If saturated fat in diet is replaced by unsaturated fat, the "harm" of saturated fat will be avoided. One-third of foie gras is saturated fat, which will increase cholesterol content, but those unsaturated fats that are eaten together can't do anything.
Edible method of foie gras
Fat foie gras contains oily sweet glutamic acid, so it will produce attractive fragrance when heated. When heated to 35 degrees Celsius, its fat begins to melt, so it has the feeling of melting in the mouth.
Taboo population: patients with hypercholesterolemia, liver disease, hypertension and coronary heart disease should eat carefully.
Suitable for people: most people can eat it. Especially suitable for anemia and people who often work in front of the computer.
Efficacy, function and nutritional value of foie gras 2 1, regulating blood lipid
Goose liver contains a lot of fat, especially fatty liver in geese accounts for 65%~68%, of which two thirds are unsaturated fatty acids. Unsaturated fatty acids can reduce the content of cholesterol and triglyceride in blood, effectively control the concentration of blood lipid in human snow, increase the content of high-density lipoprotein beneficial to human body, and keep the blood at the level of low-density lipoprotein, which plays a key role in preventing cardiovascular diseases and improving endocrine.
2. Maintain and improve eyesight
Goose liver contains a lot of vitamin A, which is the main raw material for the formation of purple pigment in swollen eyes. It can improve the dark adaptation ability of eyes and enhance and maintain vision. At the same time, unsaturated fatty acids in foie gras are also the main components of eye retina. Eating foie gras can greatly maintain the declining retina, relieve eye fatigue caused by excessive use of eyes, and treat eye diseases such as presbyopia, blurred vision, glaucoma and cataract.
Step 3 detoxify
Animal liver is the main detoxification place for animals, and foie gras contains a lot of vitamin C. Eating foie gras to supplement vitamin C can not only prevent bad blood acid, but also help the liver to detoxify, clean up toxins accumulated in the body for a long time, improve health, increase the activity of immune cells and eliminate harmful substances in the body.
4. Promote growth and development
Goose liver contains a lot of vitamin B2, which will participate in biological oxidation and energy metabolism in the body. The level of vitamin B2 in human body is directly related to the metabolism of carbohydrate, sodium ratio, nucleic acid and fat. Vitamin B2 can improve the utilization rate of protein and promote the growth and development of the body. Therefore, many children will eat foie gras in moderation during their growth and development stages.
5. Beauty and skin care
Goose liver is rich in vitamin B2, which is the main component of many metabolic enzymes or coenzymes and plays an important role in cell proliferation and skin growth. Therefore, eating foie gras is beneficial to the metabolism of skin, promotes the healthy growth of skin, maintains the healthy skin color, and has the effect of skin care.
6. Blood
Animal liver is a good source of iron. When people are short of iron, they will show anemia, and people will be easily tired and pale. Eating foie gras can supplement iron in the body and promote the synthesis of hemoglobin, thus promoting blood regeneration and increasing blood volume.
7. Anti-cancer
Animal liver contains vitamin C and trace element selenium, but almost none in animal meat. Eating it can enhance human immune response, resist oxidation, prevent aging, inhibit the generation of tumor cells, prevent cancer, reduce the incidence of cancer, and delay the growth and spread of cancer cells.
8. Edible taboos of foie gras
Foie gras is good, but it is not advisable to eat more;
1. Goose liver has a high cholesterol content, and excessive consumption will increase the risk of arteriosclerosis and coronary heart disease.
2. Foie gras contains a lot of vitamin A and some toxins. Excessive consumption at one time can cause acute vitamin A poisoning.
3. Goose liver needs to be soaked for 3-4 hours before eating to remove toxins. Production also needs to be fully heated, undercooked or bloody. Foie gras can't be eaten.
Efficacy, function and nutritional value of foie gras. Nutritional value of foie gras
Goose fat liver contains 40%-60% fat, which is equivalent to the cream for decorating cakes. Among these fats, unsaturated fatty acids account for 65%-68% of the total fat, while the other third is saturated fatty acids. In addition, every100g of foie gras contains 4.5-7g of lecithin, which is three times that of common foie gras. Unsaturated fatty acids in goose fatty liver contain copper, triacylglycerol, lecithin, deoxyribonucleic acid and ribonucleic acid, which have high medicinal value.
Second, the efficacy and role of foie gras
1, the content of vitamin A in foie gras is far more than that in milk, eggs, meat, fish and other foods, which has the function of maintaining normal growth and reproductive function.
2, eating foie gras can protect eyes, maintain normal vision, and prevent dry eyes and fatigue; It can maintain a healthy complexion and is of great significance to the bodybuilding of the skin.
3. Regular consumption of foie gras can also supplement vitamin B2, which plays an important role in supplementing important coenzymes and detoxifying some toxic components.
4. Goose liver also contains vitamin C and trace element selenium, which are not contained in common meat foods, which can enhance human immune response, resist oxidation, prevent aging and inhibit the generation of tumor cells.
5. Foie gras is rich in iron, which is an essential element to produce red blood cells. Once lacking, you will feel tired and pale. Eating foie gras in moderation can make the skin rosy.
Third, how does the baby eat foie gras
Goose liver is the liver of animals, which contains toxins and a lot of fat. Baby had better eat foie gras. Foie gras can be spread on bread slices or mixed with rice and noodles to feed the baby.
Preparation of foie gras;
1. Remove epidermis fat and blood vessels and clean them.
2, smashed into mud, marinated with salt, soy sauce, etc. Two hours.
3. Add water, bring the casserole to a boil, immediately turn to low heat, then open the lid and stir with a spoon. When the water dries, it becomes paste and can be turned off. After cooling, put it in a sealed glass bottle, put it in the refrigerator and take it out for eating.
Note: Foie gras is a high-fat food, and the baby needs to control the consumption. Excessive consumption can cause metabolic disorder, leading to baby obesity.
4. How to make foie gras delicious and nutritious?
Mushroom crispy foie gras
Ingredients: French foie gras, canned Pleurotus nebrodensis, asparagus tip, tomato, Japanese sauce, umami sauce, garlic, soy sauce, glutinous rice flour, butter and raw flour.
Exercise:
1. Soak the foie gras in boiling water 1 min, take it out and blot it with a dry towel. Pat glutinous rice flour on the surface.
2. Put butter 15g into the pot, fry both sides of foie gras with low fire 1 min until it is 80% ripe, and take it out and put it on a plate; Slice Pleurotus nebrodensis into slices like foie gras.
3. Add butter 15g to the pot, add Pleurotus nebrodensis after low heat, and fry for 3 minutes until both sides are golden. Take it out and put it next to the foie gras.
4. Put the asparagus in boiling water and simmer for 1 min, remove the water and put it in a dish with tomatoes.
5. Put Japanese cooking juice, umami juice, garlic, Japanese soy sauce and dried onion into a pot and bring to a boil. Thicken with wet starch and pour on foie gras and Pleurotus nebrodensis.
5. homemade French red wine foie gras
Ingredients: foie gras, blueberry sauce, red wine, pepper, black pepper and honey.
Exercise:
1. Sliced foie gras is about 8~9mm thick and pickled with red wine and black pepper.
2. Marinate 10 minutes or so, and both sides are sticky with starch. Pan-fry foie gras over low heat, and turn it over continuously until both sides are crisp and fragrant. Load the plate.
3. Put a small amount of oil in another pot, add blueberries, add red wine, honey, Hu Dianfei and black pepper, and pour the soup on the foie gras after it is thick. You can eat.
Six, cold foie gras
Ingredients: Braised foie gras, coriander, broccoli, sesame oil, gravy and white sesame.
Exercise:
1. Slice the preserved foie gras, put it in a plate and fry the white sesame seeds for later use.
2, add sesame oil to the marinade, add the fried white sesame seeds, wash the parsley and cut it on the side of the foie gras, pour the marinade, and cook the broccoli in the middle.
Efficacy: It is quick and convenient to make, with less coriander and foie gras treatment and less loss of nutrients.
Seven, eat foie gras precautions
1, foie gras is a high-fat food. When eating other fatty foods, try to eat less foie gras, which is easy to be greasy and affects appetite. At the same time, excessive fat intake can also lead to obesity.
2, foie gras contains high cholesterol, and patients with cardiovascular diseases should eat less or not.
3. Goose liver is the liver of animals and contains toxins. Therefore, it is necessary to fully heat it to ensure that the foie gras is thoroughly cooked, and it is not allowed to eat half-baked or bloody foie gras.
Eight, French foie gras homemade method
Material: foie gras 550g.
Ingredients and seasonings: 5g of white sugar, 45g of balsamic vinegar, 15g of oil consumption.
Exercise:
1. Cut the fascia of foie gras and clean up the blood.
2. Cook in cold water for 3 minutes, then take out the foie gras and rinse it.
3. Put the blanched foie gras in a pot, and add water, 10 ml cooking wine, onion, ginger, star anise, pepper, fragrant leaves, etc. , together with the pot, simmer 10 minutes, let the original soup cool.
4. Put the cooled foie gras on the chopping block and grind it into mud with a friction shovel.
5. Press the foie gras into the mold and smooth the surface with a spatula.
6, practice foie gras vinegar and sugar evenly mixed into a sweet and sour juice without particles.
7. Finally, add 15 grams of oil consumption, stir well, and the oil-consuming balsamic vinegar juice will be ok.
8. Pour the oil-consuming balsamic vinegar on the foie gras with a seasoning spoon, and this dish is ready.