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No, it's not fresh for a long time.
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It can be frozen for about two hours.
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Hello, refrigeration will not break the nutritional value, but long-term freezing, protein denaturation may occur, and nutritional value and taste are lost at the same time, so the landlord still refrigerates the handle.
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Red beans replenish blood and qi, high protein, and can improve human heme cells. For anemia, frailty, and disease, there is no harm. It's okay to put it in the refrigerator, so don't seal it! It's okay to take it out and eat it when you want!
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Seal it well and eat it within a month, and there is no big problem.
Originally, after the red beans were boiled, the nutritional value that could be destroyed was destroyed, and the nutritional value after freezing was actually about the same.
Be sure to seal it well, the flavor will affect the taste very much.
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The nutrients of red beans are not lost, which is also a way to make red bean soup. Put the red beans in hot water, cover and soak for half an hour, and cook for more than ten minutes.
Most people are accustomed to adding sugar to red bean soup, but if you want to effectively reduce swelling or lose weight, sugar-free red bean soup is more suitable, because red beans themselves contain calories, if you add high calories of sugar, I am afraid that the original meaning of eating red beans to lose weight will be lost. In addition, excessive consumption of sweets is prone to fullness and discomfort, which may aggravate the discomfort for people with spleen and stomach deficiency.
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Soak red beans in hot water, which is convenient to cook and rotten, which is conducive to the baby's digestion and absorption. But don't throw away the water for soaking red beans, so that the nutrients will not be lost.
Nutrients in red bean grams: (per 100 grams) Ingredient name Content Ingredient name Content Edible part 100 Moisture (g) Energy (kcal) 240 Energy (kJ) 1004 Protein (g) Fat (g).
How to cook red beans quickly, I have a few tips, you might as well learn them.
Put it in the freezer compartment of the refrigerator and freeze it for 2 hours before cooking, it will be much faster.
Soak the red beans in cold water 12 hours in advance, and when you cook them, they will be much better when you boil them.
Put the red beans in hot water in a small jar, cover and soak for about 30 minutes, cook them in a pressure cooker, a little faster than a normal pot, and the taste is better.
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Theoretically, blistering will cause the loss of nutrients, especially hot water, and it is recommended that the water temperature be lower and rinse quickly and repeatedly.
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During the freezing process, there may be a certain amount of nutrient loss of meat. The main reason is that the ice crystals in the freezing process are relatively sharp and puncture the cell wall, resulting in the loss of some nutrients with the thawing water during the thawing process.
In order to preserve the nutritional value of frozen meat foods as much as possible, it is important to pay attention to:
1. The thawing process of meat food is more important, and the common thawing methods are as follows:
1. Put the food that needs to be thawed into the refrigerator one day in advance, and thaw it naturally the next day, this method can reduce the bacterial breeding of food to a certain extent, and avoid the acceleration of nutrient loss, but it takes a long time, and if it is used temporarily, it cannot be used.
2. Thaw in running water, put the frozen food in a sealed box or fresh-keeping bag, soak it in water, and thaw it in about half an hour - an hour; This method can avoid the loss of nutrients from the food to a certain extent, but it is also time-consuming and water-intensive.
3. Salt water thawing, put the food that needs to be thawed urgently into the water, add a little salt, which can speed up the thawing and quick freezing, but it may have a certain impact on the nutrition of the food.
4. Put the food in the microwave oven and adjust it for a certain period of time to defrost it; This method may result in freezing in the middle and thawing around the perimeter.
5. Warm water thawing, you can put the food into 15 water for thawing, which can speed up the thawing process, but may affect the taste of the food.
Second, the storage time should not be too long, generally not more than a week, because the storage time of meat products is too long, it will also cause fatty acid rancidity, protein deterioration, etc., and the nutrition of food will naturally be reduced.
3. Avoid secondary freezing, mainly because the fecundity of microorganisms and bacteria in thawed meat will be enhanced, and the activity of enzymes will also rise, and it will be easy to deteriorate and not easy to store after repeated freezing, and after repeated freezing, the water-holding capacity of the meat will also be reduced, and the nutritional value and taste of the meat will be reduced in an all-round way.
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Hello, theoretically speaking, as long as it is quick-frozen, it basically does not destroy the nutritional structure, but it is difficult for household refrigerators to meet the requirements of quick-freezing. Considering that the water content of the rice is low, the damage should be minimal.
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It will decrease, but it is generally negligible.
The storage conditions in the refrigerator are low, and under such conditions, the substances in the porridge react inactively. It doesn't cost much of the nutrients. Nutrients may be lost: vitamins. proteins, etc.
Reason: Vitamins: Some vitamins in this class are not stable, and when exposed to oxygen in the air, they will be oxidized and inactive, resulting in a decrease in the content of nutrients. Such as vitamin C.
Proteins: These ingredients may be decomposed by microorganisms in the porridge, but in the low temperature environment of the refrigerator, the microorganisms are not active, but they may also be decomposed, resulting in the loss of nutrients.
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I usually store it in a well-sealed box, and I can't care too much about whether it is nutritious or not, who makes the pace of life so fast.
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No, the main chemical components of rice are starch and carbohydrates, and they are not very nourishing, but they must be heated and boiled to ensure that they are hygienic and do not hurt the stomach.
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The nutritional content is not a big problem, and it is unavoidable that the taste is not ready.
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No. And it is easier to boil and bloom after freezing, which is easy to eat and absorb by the human body. However, it should be brought with ice in the pan, as it is easy to multiply bacteria during the thawing process.
The pharmacological effects of mung bean are to lower blood lipids, cholesterol, anti-allergies, antibacterial, anti-tumor, enhance appetite, protect liver and kidney.
The nutrients are protein, fat, carbohydrates, vitamin B1, vitamin B2, carotene, nicotinic acid, folic acid, and minerals calcium, phosphorus, and iron.
Among them, the most obvious change in properties with temperature is protein. The protein contained in mung beans is mainly globulin, which will become less active at low temperatures and easier to store for a long time. Only when the protein is heated will there be significant coagulant deterioration, but the heating process is almost unavoidable, and for human consumption, this deterioration reduces the absorption rate of protein, which is beneficial for people with three highs.
None of the other nutrients changed significantly at low temperatures.
Mung beans and millet are compatible, and millet can neutralize the coolness of mung beans, and can be used to cook porridge or boil water together to nourish the body. You can also add lily and lotus seeds, which can have a food tonic effect, and can be drunk in summer to cool off the heat and clear the heat.
It should also be noted that it is not advisable to eat cold foods such as mung beans every day in summer, which is easy to cause moisture in the body, which is not good for the spleen and stomach. You can drink some red bean barley alternately, which can dispel dampness. (Barley is also a cold food, so you can fry it and then boil it in water.)
If you cook raw barley and red beans together, the amount of red beans should be slightly more than that of barley to neutralize the coolness).
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Many foods are generally eaten directly or thawed after being frozen, and if they are thawed and then cooked, not only will the nutrients be lost, but they may even be unhealthy to the body. The reason is very simple, after the boiled water is cold, it can no longer be boiled and drunk.
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This bubble has been going on for too long! Cooking rice generally waits for the water to boil before adding rice, so that all kinds of vitamins are lost!
1. About raw materials:
The range of choices is huge, this season of fresh coarse book of millet, the slag of the stick ball has just been listed, chestnuts, sweet potatoes, red dates, water chestnuts, yams, lotus root is also the right time, you can also add: all kinds of rice, red beans, cloud beans, white fungus, raw peanuts, melon seeds, dates, raisins, lotus seeds, lilies, almonds, cinnamon meat, walnut kernels, pine nuts. Pay attention to the order of putting the pot in the pot, and put the ones that are not easy to cook first, such as beans and starchy raw materials; The lotus seed must first remove the bitter core; Raw almonds and walnuts are best soaked and peeled to remove the bitterness before putting them in the pot; Put in raw peanuts, lotus roots, lilies, etc. when they are almost ripe to maintain the crisp feeling; Barley kernels (also known as sago) should be soaked until shiny before being cooked, because they are well cooked, so they don't need too much heat, and they can be put in a few minutes before cooking.
2. Before cooking, it is best to put enough water at one time, grasp the ratio of water and rice, and do not add water halfway, otherwise the porridge will be diluted and thin, and the viscosity and rich fragrance will be greatly reduced.
3. When cooking bean porridge, the beans must not be soaked in water in advance, otherwise it will not be able to be cooked; Before putting the rice, wait for the beans to boil and mix it with cold water several times, and the beans will be easy to bloom after "excited" a few times. After that, put the rice in.
4. When cooking vegetable porridge, you should put salt, monosodium glutamate, chicken essence and other condiments after the rice porridge is thoroughly cooked, and finally release the raw vegetables (do not blanch them), so that the color of the vegetables will not change, and the nutrition will not be lost.
Tips: The above has introduced the skills of boiling porridge in detail, I hope you will master in detail, any city, any group of people, there will be times when you need to eat porridge, especially some patients, drinking porridge will recover faster for them, therefore, it is necessary for everyone to learn to cook porridge, not only for health, but also to attract the appetite of the family.
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Experiments have proved that after soaking soybeans for 8 hours, there is no significant difference in protein, fat, and total sugars compared with unsoaked soybeans. The contents of protein and fat decreased by AND, while the contents of total sugars and free amino acids increased by AND, respectively.
However, after soaking for more than 10 hours, more nutrients will be lost. Therefore, it is recommended that the best time to soak beans is: about 10 hours in winter, and a slightly shorter time in summer, about 8 hours. However, there is no strict limit to this, and you can grasp it in general.
The experiment also proved that after soaking, the cell wall of soybean swells and destroys to a certain extent, so that its nutrients are more soluble in water, increasing the absorption rate of nutrients such as protein by the human body, and at the same time, the soybean milk made from soybean after full soaking has a more delicate and fragrant taste and a lower residue rate. Therefore, it is a scientific practice to soak beans before cooking.
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You can also make red bean paste.
Preparation of white bean paste:
Add water to the white kidney beans, put them in a pot and boil them, then twist them and set aside.
Put oil in the pot, put sugar, two circles of low heat, keep stir-frying, the sugar melts, add twisted white kidney beans, or keep frying until dry.
If you want to remove the shell, put the twisted white kidney beans in a stainless steel basket, put half a basin of water in a basin, put the stainless steel basket into the basin, stir the bean paste by hand, leave the shell in the basket, and the basin is fine sand, pour it into a white cloth bag and hang it dry. The method of stir-frying is the same as above.
Note: Do not stick to the pan when stir-frying.
The use of red beans (red beans) and mung beans is red bean paste and mung bean paste, and the method is the same.
You can do a little more at a time, fill the food bag, tie the bag tightly, and put it in the freezer compartment of the refrigerator.
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When cooking bean porridge, the beans must not be soaked in water in advance, otherwise it is impossible to cook them; Before putting the rice, wait for the beans to boil and mix it with cold water several times, and the beans will be easy to bloom after "excited" a few times. After that, put the rice in.
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