
Chicken is a versatile and popular protein, but it can be challenging to determine when it is cooked properly. Many recipes advise checking that the juices run clear, but this is a myth that can lead to overcooked meat. The juices in chicken are mostly water, with some myoglobin and fat, and their colour comes from the molecule myoglobin, which loses its colour when heated. The juices can also be artificially added to commercially packed chicken to prevent bacteria growth. These juices are safe to consume but are not recommended for drinking.
| Characteristics | Values |
|---|---|
| Juices from raw chicken | Water, myoglobin, fat, salt, potassium phosphate solution, bleach |
| Reasons for juices in raw chicken packaging | Meat freezing and then thawing, brine, bleach bath |
| Juices from cooked chicken | Concentrated juices from broken-down proteins, fat, jelly-like substance |
| Using juices from cooked chicken | Can be used as stock for soups, stews, sauces, risottos, gravy |
| Juice test for checking if chicken is fully cooked | Not a reliable method |
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What You'll Learn

The clear juices method to determine if chicken is fully cooked
The "clear juices" method is a popular way to determine whether chicken is fully cooked. This method involves making a small cut into the thickest part of a cooked piece of chicken and checking to see if the juices that come out are clear. Many recipes advise this method, and it is a common practice among cooks.
However, it is important to note that this method has been disputed and is considered a myth by some. There have been instances where the juices ran clear even when the chicken was not fully cooked, and in other cases, the juices remained pink despite the chicken being overcooked. The colour of the juices is primarily due to the molecule myoglobin, which loses its colour when heated. The temperature at which this colour change occurs can vary, and other factors, such as the conditions under which the chicken was raised and processed, can also influence it.
To ensure food safety, it is recommended to use a meat thermometer to check the internal temperature of the chicken. A chicken breast is typically done at 160 degrees Fahrenheit, while thighs are done at 175 degrees Fahrenheit. This method provides a more accurate indication of doneness than relying solely on the colour of the juices.
Additionally, it is worth noting that the juices released from chicken during cooking can be used as a base for gravy, soup, or stock. These juices, also known as "jus," are concentrated and contain intense flavours. However, it is important to separate the fat from the juices and properly store them in the refrigerator or freezer for later use.
In conclusion, while the "clear juices" method has been a traditional way to determine the doneness of chicken, it may not always be accurate. Using a meat thermometer to check the internal temperature is a more reliable method to ensure food safety. Nonetheless, the juices released from chicken can be utilised for enhancing the flavour of other dishes.
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Juices are mostly water, with colour from myoglobin
The juices that come out of chicken are mostly water, with colour from myoglobin. Myoglobin is a molecule that gives juices their pink colour. When myoglobin is heated, it loses its colour, which is why juices from cooked chicken are often clear. However, the temperature at which this colour change occurs can vary depending on factors such as the conditions under which the chicken was raised and processed.
Chicken juices can also contain added water, which is sometimes used to make the chicken appear plumper and heavier, as chicken is often sold by weight. This added water can affect the cooking process, leading to a steamed or boiled texture instead of a sear. It is generally recommended to drain and discard this excess liquid before cooking.
In some cases, the juices in packaged chicken may be a result of the meat freezing and then thawing, causing the moisture in the cells to burst and release liquid. This liquid is safe to consume but may not add much to the dish. It is often recommended to dry the chicken before cooking to remove this excess moisture.
Chicken juices are also used as an indicator of doneness when cooking. Many recipes and cooking adages suggest that chicken is fully cooked when the juices run clear. However, this method has been disputed, as it can lead to overcooking or undercooking the meat. The temperature of the meat, rather than the colour of the juices, is a more accurate indicator of doneness.
Additionally, chicken juices can be used as a base for sauces, soups, or gravies. The concentrated juices, known as "jus," can be saved and added to dishes to enhance flavour. When cooled, these juices may form a jelly-like substance, which can be skimmed of fat and stored for later use.
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Juices can be used as a base for pan sauce
The juices that come out of chicken are mostly water, with some myoglobin (mostly in the legs) and fat. These juices are released as the proteins in the flesh are broken down. Sometimes, the juices also contain a salt and potassium phosphate solution, added to make the chicken "plumper" and prevent bacteria from growing on the meat.
When cooking chicken, it is important to note that the “clear juices” method to determine whether the chicken is fully cooked is a myth. Many recipes advise cooking poultry until the juices run clear, but this can lead to overcooking the meat. The juices in a chicken get their colour from a molecule called myoglobin, which loses its colour when heated. However, the exact temperature at which this colour change occurs varies depending on various factors, such as the conditions under which the chicken was raised and processed. Therefore, relying solely on the colour of the juices to determine doneness can be unreliable.
Now, let's talk about how these juices can be used as a base for a pan sauce. When cooking chicken in a pan, you can use the juices that are released during cooking as a base for a delicious sauce. Simply remove the chicken from the pan once it is cooked and let it rest. Then, use the juices left in the pan as a base for your sauce. You can add various ingredients to the juices, such as herbs, spices, or other liquids, to create a sauce that complements the chicken.
For example, you can make a simple pan sauce by adding some garlic and herbs to the chicken juices and reducing the mixture until it thickens. You can also add a splash of wine or chicken broth to the juices and reduce it to create a more complex sauce. If you want a creamier sauce, you can add some butter or cream to the juices and heat until it is melted and combined.
Additionally, don't forget about the juices that remain after roasting a whole chicken. The jellied substance in the bottom of your roasting pan, often called "jus," can be used as a base for gravy or soup. Simply skim off the fat that rises to the top and store the clear juices in an airtight container in the refrigerator. This concentrated chicken juice can be used in place of a stock cube, adding a boost of flavour to your sauces, soups, stews, risottos, and more.
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Juices can be saved for soup or gravy
The juices that come out of raw chicken are mostly water, but they also contain myoglobin (mostly in the legs) and some fat. This water is added to make the chicken heavier, as it is sold by weight. It is also added to prevent bacteria from growing on the meat. However, it is not necessary to include this liquid in your dish, and it can be tossed before cooking the chicken.
When chicken is cooked, the juices released are a result of the proteins in the flesh breaking down. These juices can be saved and used as a base for soups, gravies, and sauces. The fat can be skimmed off the top and discarded, leaving a clear stock that can be stored in the refrigerator in an airtight container. This stock can be used in place of a stock cube and will have a much better flavor.
To make a more concentrated stock, the liquid can be strained and then boiled rapidly until it has reduced by two-thirds. This will result in a demi-glace that can also be used in soups, stews, sauces, and risottos. The stock can also be frozen and used at a later date to make gravy or soup.
It is important to note that the juices from raw chicken should not be consumed, as they may contain harmful bacteria. Additionally, the "clear juices" method for determining whether chicken is fully cooked is not always reliable, as the exact temperature at which the juices turn clear can vary depending on several factors. Therefore, it is recommended to use a meat thermometer to check that the chicken has reached the safe internal temperature before consuming it.
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Juices are artificially added to commercially packed chicken
Juices are often artificially added to commercially packed chicken. This is done to prevent bacteria from growing on the meat and to make the chicken "plumper". The liquid is typically a combination of salt, water, and potassium phosphate solution. While it is not inherently dangerous, it is not recommended for consumption.
The practice of adding juices to chicken is a result of the retail food industry's challenge to sell chicken without the red blood colour around the bones. To achieve this, chicken is often overcooked, leading to dry and unappealing meat. By injecting solutions of phosphates, flavouring compounds, and water into the chicken, the industry can enhance the appearance and texture of the meat. However, this practice can affect the cooking process and the taste of the chicken.
The added juices in commercially packed chicken can impact the cooking process. When chicken with added juices is cooked, the injected liquid can steam off, resulting in the chicken being steamed or boiled instead of seared. This can affect the desired cooking outcome and the taste of the dish. It is recommended to drain and dry the chicken thoroughly before cooking to avoid this issue.
Additionally, the presence of added juices in commercially packed chicken can be a concern for consumers who want to assess the doneness of the meat accurately. The "clear juices" method, where cooks check if the juices running out of the chicken are clear and not bloody, may not be reliable with injected chickens. The added juices can give the appearance of doneness even when the chicken is undercooked, potentially leading to food safety issues.
To avoid the issues associated with added juices in commercially packed chicken, consumers can opt for air-cooled chicken or locally raised chicken, which is less likely to contain added liquids. Air-cooled chicken tends to be more expensive and challenging to find, but it ensures that consumers pay for actual chicken weight rather than added water weight. Locally raised chicken may also provide a more authentic chicken taste, free from the brine flavour that can come with commercially packed chicken.
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Frequently asked questions
The liquid that comes out of raw chicken is mostly water, but it also contains myoglobin (mostly in the legs) and some fat. It is safe to consume but does not add anything to your meal.
The liquid in the packaging is likely due to the chicken being frozen and then thawed, causing the moisture in the cells to burst and release liquid. It is also possible that the chicken was packaged in brine, which is a mixture of water and salt.
No, this is a myth. Cooking chicken until the juices run clear can lead to overcooking. Chicken is fully cooked when it reaches an internal temperature of 160 degrees Fahrenheit for the breast and 175 degrees Fahrenheit for the thigh.
The juices that come out of cooked chicken, also known as jus or stock, can be used as a base for soups, gravies, or sauces. You can also freeze the juices and use them later.
It is not recommended to use the liquid from raw chicken packaging in your cooking. It is mostly water and will not add any flavor to your dish. It may also contain bleach or other contaminants.











































