The frozen chicken feet I just bought, there are many black spots after thawing, can I still eat the

There are dark spots on the chicken feet and it is not recommended to eat them. There are two possibilities for black dots on chicken feet:

1. Unidentified black substances, black unidentified substances on general food are harmful.

2. Blood stasis: The red color of blood comes from hemoglobin in red blood cells.

It varies depending on the oxygen content of red blood cells. Arterial blood with a high oxygen content is bright red; venous blood with little oxygen is dark red; If it contains more methemoglobin or other hemoglobin derivatives, it will be purple-black.

Selection of raw chicken feet1. The skin of fresh chicken feet is white and shiny, and there is no residual yellow crust.

2. Good chicken feet are tight and elastic, and the surface is slightly dry or slightly moist and not sticky.

3. If the color of the chicken feet is dull and the surface is sticky, it means that the chicken feet have been stored for too long.

The above content reference: Encyclopedia - Chicken Feet (Ingredients).

Chicken thighs have some iced white spots, which look similar to fat grains, but they are not real fat grains, and they are rougher to the touch than the surrounding chicken skin, and they are slightly raised, so don't buy this kind of chicken thighs.

Fresh frozen chicken thighs are light pink, slightly longer frozen chicken thighs are slightly yellowish and gray, if you find that the color is miserable white, or if there is some blackening, the meat is likely to have been frozen for too long and not fresh enough.

The ice is very thick and solid, and a lot of chicken thighs are connected together, which looks like it has been frozen for a long time. The thicker the frost, the color of the drumsticks will also change, and the spoilage of the drumsticks may be more severe after thawing. Especially in some small supermarkets, it is very easy to buy chicken thighs that have been frozen for a long time, so it is recommended that you do not buy them.

The skin of the chicken thighs is already in a very loose state to the touch, and it is best not to buy them, because such chicken thighs may be preservatives on the surface to keep them in a good condition, but in fact they have expired for a long time.

From a nutritional point of view, some of the nutrients of frozen chicken will definitely be lost, but it is not completely lost. For meat, under extremely low temperatures, the moisture in the meat will freeze into ice crystals, which will indeed affect the taste, and it may not taste as tender as fresh.

However, the protein and mineral content does not change during storage. Therefore, the freezing process will only cause the meat to lose a small part of water-soluble nutrients such as vitamins, and will not affect the core nutritional value of the food.

It feels pretty good.

Summary. Kiss. Hello, it is recommended not to eat. There are two possible causes of chicken feet turning black.

1. Unknown black substances, black spots on general food are harmful.

2. Bruising. The red color of the blood comes from the hemoglobin in the red blood cells, which varies depending on the oxygen content of the red blood cells. Arteries with a high oxygen content are generally bright red, while venous blood with a low oxygen content is dark red, and if there is more methemoglobin or other hemoglobin derivatives, it will appear black.

However, don't eat chicken feet that are too white, as bleach may be added to bleach.

Can you still eat frozen chicken feet when they turn black.

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Can you still eat chicken feet like this?

Kiss. Hello, it is recommended not to eat. There are two possible ways to produce 1 unknown black substance when chicken feet turn black, and black spots on general food are harmful.

2. Bruising. The red color of the blood comes from the hemoglobin in the red blood cells, which varies depending on the oxygen content of the red blood cells. Arteries with a high oxygen content are generally bright red, while venous blood with a low oxygen content is dark red, and if there is more methemoglobin or other hemoglobin derivatives, it will appear black.

However, don't eat chicken feet that are too white, as bleach may be added to bleach.

<> black spots on the chicken feet are not diseased chickens, and it is generally because there is blood in the chicken feet that the blackening phenomenon appears. The color of the blood in the chicken feet comes from red blood cells, and its color will vary depending on the oxygen content of red blood cells, such as arterial blood with more oxygen is bright red, and venous blood with less oxygen is dark red, and if the blood contains more methemoglobin, its color is generally purple-black.

1. Are the black spots on the chicken feet a sick chicken?The black spots on the chicken feet are not sick chickens, but generally because the blood stasis is not released when the chicken is killed (accumulated in the chicken's body), so there is a blackening phenomenon. The red color of the blood in the chicken feet comes from the hemoglobin in the red blood cells, and the blood will vary depending on the oxygen content of the red blood cells, for example, the arterial blood with more oxygen is bright red, and the venous blood with less oxygen is dark red, if the blood contains more methemoglobin or other hemoglobin derivatives, it is generally purple-black.

2. Can you still eat black spots on chicken feet?Black spots on chicken feet are generally not edible, under normal circumstances, the color of chicken feet should be white and yellowish, if you encounter chicken feet with black spots, it is generally not recommended to buy. Precautions for buying chicken feet: If you find that the chicken feet are particularly white and fat when you buy chicken feet, you may have soaked them in hydrogen peroxide (the bone joints of the chicken feet that have not been eroded by hydrogen peroxide are generally dark brown, and the skin and bones are also flesh-colored textures), and if you tear the chicken feet and find that the bone joints and flesh-colored textures inside are all white, it is basically certain that the chicken feet have been bleached with hydrogen peroxide.

Frozen chicken feet thaw and freeze again, and the chicken feet turn red, which is probably caused by the refreezing of the blood remaining in the capillaries inside the chicken feet.

This has nothing to do with it, indicating that there was bruise on the chicken's paws when it was frozen.

How can frozen offal turn red when thawed and then frozen, this is because you are all thawed. Leak advantages. It's not too new!

After the chicken feet are thawed, there will be some red blood, which is normal, but it is better to eat a little less.

After thawing, the frozen chicken feet will change color after thawing and then freezing, which means that you have been leaving it for a long time, and if you put it for too long, it is easy to spoil and it is not delicious to eat.

Hello, this chicken feet turn red when frozen, which proves that there is a problem with your chicken feet, don't eat it.

Frozen chicken feet thaw and freeze and turn red, because the blood color of the chicken feet themselves has changed.

Summary. This is because during the quick-freezing process of meat food, its intracellular fluid and extracellular fluid are quickly frozen into ice, forming crystals between meat fibers and cells. The crystals of this juice are one of the most valuable proteins and delicious substances.

If thawed with hot water, not only will it lose part of its protein and its aroma, but more importantly, it will form a strong carcinogen called propionaldehyde. Therefore, frozen meat must be thawed with cold water or allowed to dissolve slowly and naturally.

This is because during the quick-freezing process of meat food, its intracellular fluid and extracellular fluid are quickly frozen into ice, forming crystals between meat fibers and cells. The crystals of this juice and dust culture are one of the most valuable proteins and delicious substances. If thawed with hot water, it will not only lose part of the protein and its aroma substances, but more importantly, it will produce a strong carcinogen called propionaldehyde.

Therefore, frozen meat must be thawed with cold water or allowed to dissolve slowly and naturally.

How do frozen chicken feet turn red when you put them in the freezer? Can this be eaten?

Hello, this is because the frozen chicken feet are thawed and the frozen chicken feet are red again, which should be caused by the refreezing of the blood remaining in the capillaries in the chicken feet

Kiss, it's okay to eat it after thawing.

Can I still eat this?

Kiss, you can eat.

Dear, it is recommended not to eat it again if it is past the expiration date.

It may be bruising, and the red color of the blood comes from the hemoglobin in the red blood cells, which varies depending on the oxygen content of the red blood cells.

It can also be a hazardous substance. It is not recommended to consume it.

Cause: Because the blood inside did not flow out completely, the bruise became bruised, so the boiled chicken feet were black.

Treatment: Chicken feet are best made into vegetables while fresh, and generally kept fresh in the refrigerator for 1-2 days without deterioration. If you need to preserve raw chicken feet for a long time, you can wash the chicken feet, smear a little rice wine on the surface, wrap them in plastic wrap, put them in the refrigerator freezer for freezing, and take them out when eating.

Question: Why are there black spots on chicken feet?

Answer: Blood stasis.

The black spots on the chicken feet are bruises.