How Long do Cooked Prawns Last in the Fridge?

To extend the life of cooked prawns, it is a good idea to store them in an airtight container. This will reduce the risk of bacteria forming. When storing them in the refrigerator, try to store them in the coldest section.

Prawns can be stored in your refrigerator for up to 3 days, whether cooked or raw. Choose the freezer if you don’t anticipate it’ll be consumed in that period. Prawns can live for six to eight months if stored below -18 degrees Celsius.

How Long Do Cooked Prawns Last in the Fridge

How Long do Cooked Prawns Last in the Fridge?

Both cooked and raw prawns can be kept in the refrigerator for up to three days, but it’s best to store them in the freezer, where they can be stored for up to three months if you don’t think you’ll use them within that time frame.

How to Determine the Freshness of Prawns?

There are several ways to determine the freshness of cooked prawns. Some people prefer to remove the heads before cooking. Others prefer to keep the shells on, as it helps to retain moisture during cooking. Either way, you should rinse the prawns in clean water and dry them with paper towels. Leaving the shells on is also a good idea when pan-frying or grilling prawns.

Generally, prawns can be stored for three days. Raw shrimp should never be stored at room temperature, as it can be contaminated with bacteria. However, cooked prawns can last longer. They should be stored in an airtight container with a tight cover. If the prawns are slimy or rotten, they should be discarded. This is because the prawns contain lactic acid from bacteria. This substance makes the prawns unsafe to eat.

Once you’ve cooked your prawns, cover them with plastic wrap or wax paper to prevent them from spoiling. You can also store them on ice for an extra boost of freshness. You can use cooked prawns for up to three to four days, but if they remain uncooked or in an unopened package, they will last for a couple of months. If you want to prolong the freshness of cooked prawns, freeze them for up to eight months.

If you buy fresh prawns, they can be stored in the fridge for up to three days. However, if you buy a cooked prawn, ensure it is cooked within two or three days of purchasing them. Otherwise, it will be tough and overcooked. In addition, you should avoid reheating cooked prawns if you want to keep them fresh.

How to Store Prawns?

The best way to store cooked prawns in your fridge is to keep them in an airtight container. Storing prawns at zero degrees Fahrenheit is important as it prevents bacteria from growing in them. You can also store cooked prawns in the freezer for up to four months. Make sure to keep the prawns in the coldest part of the fridge.

If you have a few cooked prawns left over after preparing them, you can eat them the next day. But you should always keep them in the fridge, as they could start to spoil if you leave them out at room temperature. Moreover, if you do this, the quality of your prawns will reduce. Hence, you should always check the use-by date of your cooked prawns to ensure they’re safe.

While preparing the prawns, make sure they’re fully cooked before storing them in the fridge. You can place them in the fridge or chill them in an ice bath after they’ve been cooked. Once they’re cool, cover them with aluminum foil or ziplock bags. If you’re storing prawns for long periods, they can get damaged if the packaging isn’t tightly sealed.

Before you store cooked prawns in the refrigerator, you need to peel them. Before you start peeling, remove the head of the prawn by twisting it off. To remove the main shell, grab it around the body and remove sections of it at a time.

Can you Freeze Cooked Prawns?

Prawns are extremely perishable in their raw state, so they are frequently frozen or boiled at sea as soon as caught. If you intend to freeze your prawns, either cooked or raw, you must first ask the fishmonger if the product has been frozen.

If they have already been frozen, avoid freezing the batch again and use the prawns right away. Prawns can be stored in the freezer for up to three months at minus 18 degrees Celsius or lower, whether cooked or raw. If in doubt, check the temperature of your refrigerator or freezer or store items for a shorter period, as some household fridges and freezers may not operate at the above temperatures.

According to Morgan Seafood, since the shell serves as an insulator, it is best to freeze prawns with the head on. Fill the container with the prawns to three-quarters of the way full, leaving room for water to be added. Place the container in the freezer. Water is added, the lid is sealed, and the lid is taped. Remember to date and label the container.

How do you Defrost Prawns?

According to Seafood Health Facts, frozen seafood must be properly thawed before consumption. Prawns should not be thawed at room temperature because the outer cell tissue will first defrost, promoting the growth of bacteria and drying out the shell. It’s best to thaw frozen prawns in the refrigerator overnight because the best method is to cover them and let them slowly defrost in your refrigerator for between 36 and 48 hours. Frozen prawns shouldn’t be refrozen after they have thawed.

How do you Know if your Prawns have Gone Off?

If your prawns are slimy or starting to turn gray, they might be past their prime. Your prawns are unsafe to eat because slime on proteins indicates that lactic acid from bacteria is present. In general, you should discard any seafood that smells overly fishy or funky because it may already be spoiled.

If there are growing green or blue spots on your prawns, that is another sign that they are unsafe to eat. These spots are mold, and consuming them can result in severe food poisoning. To prevent contaminating other food you are storing, don’t keep expired food in your refrigerator. Rather, throw it out right away.

Does the Cooking Method Affect Shelf Life?

No, it doesn’t matter how you cook the food. Food safety regulations worldwide emphasize a use-by date for prawns to know whether they are past their prime, regardless of whether they were grilled for a BBQ or sauteed in garlic.

No matter the manner of preparation, raw or cooked shrimp can be stored in the refrigerator for up to three days after the date of purchase. To be determined on a case-by-case basis, though. This can be a little more challenging when other sauces on cooked prawns cover up the flavor, but in general, prawns should not be kept for more than three days before eating.

Reference: Development of ready-to-cook shrimp analog from surimi: Effect of natural plant extracts on the chemical quality during refrigerated storage

What do you do if you’ve Accidentally Consumed Spoiled Prawns?

Stay hydrated to flush your system even if you’re not vomiting or having diarrhea, which are symptoms of food poisoning. Consult a doctor for flu-like symptoms or fever to prevent future food poisoning problems.

A strong, foul odor from food that has gone bad indicates that eating it puts your health in danger.

Always adhere to recommended food storage procedures

Keeping your prawns cold and eating them as soon as possible are the keys to keeping them safe. Keep in mind that rotting food might contaminate other items in your refrigerator, so keep note of the purchase dates to prevent getting sick.

3 Tips for Freezing Prawns

Now that you know how to freeze them, here are our top 3 recommendations for getting the best results from freezing prawns:

  • Verify the Freezer’s Temperature
    Prawns freeze most effectively at minus 18 degrees Celsius or lower. Before putting your prawns in the freezer, check the temperature and make any necessary adjustments because most household freezers are set at a slightly higher temperature than this.
    If you don’t change the temperature, think about freezing the prawns for a little less time.
  • Keep them Unharmed
    The head and tail should be left on, even though we already mentioned that you could peel prawns before freezing them. This is so that your prawns stay fresher while frozen because they serve as insulators.
    Despite this, there won’t be much difference if you freeze your prawns after de-shelling them. Defrost the refrigerator
  • Defrosting shellfish requires extreme caution because harmful bacteria easily contaminate uncleanly handled seafood. Prawns shouldn’t ever be allowed to defrost at room temperature on the countertop.
    Please refer to one of the sections below for instructions on defrosting your prawns.

Do Prawns Freeze Well?

Prawns are excellent freezer fare. Since freezing prawns as soon as they are caught is a great way to keep them fresh while they are still at sea, many fishermen do so.

But as with all shellfish, exercise caution when preserving it because improper handling, such as improperly defrosting prawns, can harm your health.


We sincerely hope you’ve enjoyed learning to keep cooked prawns fresher for longer in the fridge. Most importantly, cooked prawns should be kept in the refrigerator as soon as possible if they won’t be consumed in the next two hours. Always rely on your taste and smell to help you avoid potential food-borne illnesses when in doubt.