Let’s explore the topic of “Does cotija cheese go bad?” How long is the shelf life of cotija cheese, and is it safe to consume cotija cheese after it has expired? Let’s delve into these questions and find out more!

Cotija cheese is a popular Mexican-style, hard cheese that can be used for flavoring and garnishing. This white salty cheese has become widely sought after for its bold flavor and versatility.
The flavor of Mexican foods is often not complete without Cotija cheese. Whether you’re making tacos, guacamole or casseroles, cotija adds an extra touch of savory umami goodness to meals. This crumbly, salty aged cheese is an essential part of Mexican cuisine, with its origins dating back to the 16th century. Not only does this cheese have historical significance in Mexican cooking but it has become a staple ingredient that can be found in recipes across all regions in Mexico as well as Tex-Mex and Cal-Mex dishes here in the U.S.
If you’re looking to add a salty kick to your favorite meals, cotija cheese might just be the perfect ingredient. But as with all dairy products, you’ll want to make sure it’s still safe enough for consumption-so “Does cotija cheese go bad?“. In this blog post, we’ll go over everything from shelf life expectancy to storage tips and tricks so that you can get the most out of one of Mexico’s most popular cheeses!
What is Cotija Cheese?
Cotija cheese is a traditional Mexican hard, crumbly cheese made from cow’s milk. It is often compared to Parmesan or dry feta and has a salty, sharp flavor. It can range in color from white to yellow depending on how long it has been aged. The cheese originated in the Mexican state of Michoacán and is named after the town of Cotija.
Cotija cheese is a key ingredient in dishes ranging from salads to tacos, enchiladas, quesadillas and more. The hard texture allows it to be grated over dishes to provide a delicious salty flavor and texture. It can be used as a topping for beans, potatoes, or nachos and adds a unique depth of taste to salads. As it ages, it develops a stronger flavor that is essential in soups, sauces, and stews. Cotija cheese has become so popular that it is now widely available outside of Mexico.

Types of Cotija Cheese?
There are two types of Cotija cheese: fresh and aged. No matter which type of Cotija cheese you choose, it will add an unforgettable flavor to your meals. With just a sprinkle of this flavorful cheese, you can transform any dish into an authentic Mexican delight.
#1 Fresh Cotija Cheese
Fresh Cotija is a mild-flavored, soft white cheese with a slight sour taste. It is typically used as an ingredient or topping for dishes like tacos, casseroles, beans, potatoes, and other Mexican dishes. The texture is slightly crumbly and moist, with a slight salty flavor.
#2 Aged Cotija cheese
Aged Cotija cheese is a harder and more intense version of the fresh variety. It has a stronger flavor, which can range from sharp to pungent, depending on the aging period. Aged Cotija cheese also has an orange-yellow color. Its texture is dry and crumbly, perfect for grating over dishes. Aged Cotija is often used as a topping for salads, soups, and casseroles due to its intense taste. It also pairs well with fruits like apples and oranges.
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Does cotija cheese have an expiration date?
Before answering the question “Does cotija cheese go bad?”, it’s important to be aware of the shelf life of cotija cheese.
Yes, cotija cheese does have an expiration date. The expiration date of cotija cheese is typically around 6 months for fresh cheese and up to a year for aged cheese, depending on how it was stored.
Additionally, store your cheese in an airtight container and refrigerate it as soon as you get home. This will help to extend the shelf-life of your Cotija cheese so that you can enjoy its delicious flavor for longer
Does Cotija Cheese go bad?
Yes, cotija cheese does go bad.
Due to its high-fat content, Cotija cheese can spoil quickly if not stored properly.
Fresh Cotija should be stored in an airtight container and kept in the refrigerator for up to two weeks.
Aged Cotija can last longer if it is wrapped tightly and stored in the refrigerator. It can last up to two months if stored properly.
If you notice any signs of spoilage, such as a sour smell or discoloration, discard the cheese immediately.
How do I know if my cheese has gone bad?
The best way to tell if Cotija cheese is bad is to look for signs of spoilage, such as a sour smell or discoloration.
If the cheese has a yellowish hue or it smells off, it’s best to discard the cheese immediately.
Additionally, any mold growing on the surface of the cheese means that it should be discarded. You should also check for a slimy texture, as this is another sign that the cheese has gone bad.
Factors affecting the shelf life of Cotija Cheese?
The shelf life of Cotija cheese will depend on several factors, such as storage conditions, temperature, and the amount of moisture in the cheese. Proper storage is key to ensuring the longevity of this cheese.
- Kind of Cotija Cheese: Fresh Cotija has a shorter shelf life than aged Cotija.
- Temperature: Temperature is an important factor in determining the shelf life of Cotija cheese. If stored at too high a temperature, the cheese can spoil quickly. Therefore, it should be stored in the refrigerator or a cool, dry place away from direct sunlight and fluctuating temperatures.
- Air circulation: The less air that comes into contact with Cotija cheese, the longer it will last. It should be wrapped tightly in a plastic wrap or container before storing in the refrigerator to minimize air exposure.
- Moisture: Moisture is another important factor when determining the shelf life of Cotija cheese. If too much moisture gets into the cheese, it can cause it to spoil quickly. Therefore, you should make sure that the cheese is stored airtight and away from moisture. Additionally, aged Cotija cheese should be granted before using to prevent it from getting too moist.
- Light: Direct exposure to sunlight, fluorescent lights, or other harsh lighting can cause the fat in Cotija cheese to oxidize. Oxidized fats can give off a sour flavor and aroma that is unpleasant. To prevent this from happening, store Cotija cheese in a dark place away from direct light.
- How to pack: Packing Cotija cheese is important if you want to keep it fresh. When packing, make sure that the cheese is wrapped tightly with plastic wrap or stored in an airtight container. This will help to prevent any excess moisture from getting into the cheese and causing it to spoil quickly.
- How to store: Storing Cotija cheese in the refrigerator is ideal. The cheese should be kept away from direct sunlight and sources of heat, such as the oven or stovetop. Additionally, you should store Cotija cheese at a temperature below 40°F to prevent it from spoiling quickly.
- Shelf life: Fresh Cotija cheese can last for up to two weeks when stored properly in the refrigerator. Aged Cotija cheese can last for up to two months when stored properly in the refrigerator. If you notice any signs of spoilage, such as a sour smell or discoloration, discard the cheese immediately.
With proper storage and handling, Cotija cheese can be enjoyed for weeks or even months after it has been purchased. It is a flavorful cheese that pairs well with many dishes and also goes wonderfully with fruits such as apples and oranges.
By taking the proper steps to store Cotija cheese, you can ensure that you get the most out of this delicious cheese.
How to store Cotija Cheese in the fridge?
The best way to store cotija cheese and extend its shelf life is to keep it in the refrigerator. The steps for proper storage are as follows.
- Wrap the cheese tightly in plastic wrap or store it in an airtight container.
- Store Cotija cheese away from direct sunlight and other sources of heat, such as the oven or stovetop.
- Keep Cotija cheese at a temperature below 40°F to prevent spoilage.
- Store aged Cotija cheese in the refrigerator for up to two months.
- Store fresh Cotija cheese in the refrigerator for up to two weeks.
- Monitor the cheese regularly and discard it if signs of spoilage appear, such as a sour smell or discoloration.
Cheese Type | Storage Condition | Shelf Life |
Mexican cheese | Refrigerated | 2-3 weeks |
Cotija cheese (once opened) | Refrigerated | 2-3 weeks |
Cotija cheese (unopened) | Refrigerated | Up to 6 months |
How to store Cotija Cheese at room temperature
The shelf life of cotija cheese will be shorter when stored at room temperature.
1. Wrap the cheese tightly in plastic wrap or store it in an airtight container.
2. Store Cotija cheese away from direct sunlight and other sources of heat, such as the oven or stovetop.
3. Keep Cotija cheese at a temperature between 50-55°F to prevent spoilage.
4. Monitor the cheese regularly and discard it if signs of spoilage appear, such as a sour smell or discoloration.
5. Store Cotija cheese at room temperature for up to one week.
6. If you notice that the cheese is beginning to dry out, store it in the refrigerator until ready to use.
7. When storing Cotija cheese at room temperature, it is important to make sure that the container or wrap is completely sealed. This will help to prevent any moisture or air from getting inside and causing the cheese to spoil quickly.
8. Once opened, it is best to use up the entire package of Cotija cheese within one week for optimal freshness.
How To Freeze Cotija Cheese?
Can I freeze Cotija cheese? Yes, you can freeze Cotija cheese for up to three months. Freezing Cotija cheese helps to preserve its flavor and texture, and it can be used in recipes that call for grated or crumbled cheese.
To freeze Cotija cheese:
1. Wrap the cheese tightly in plastic wrap or store it in an airtight container.
2. Place Cotija cheese in the freezer until it is completely frozen, which can take up to two hours, depending on how much cheese you are freezing at once.
3. Once frozen, you can transfer the Cotija cheese to a resealable freezer bag or airtight container.
4. Store Cotija cheese in the freezer for up to three months, depending on how much cheese you are freezing at once.
5. Thaw frozen Cotija cheese in the refrigerator overnight before using it in recipes.
6. When thawing Cotija cheese, make sure that any excess moisture is removed before using it in recipes.
7. Once thawed, use the Cotija cheese within one week for optimal freshness.
8. Do not refreeze Cotija cheese once it has been thawed; discard any unused portions of the cheese after one week.
Tips to keep cheese fresh for a long time after opening?
1. Store Cotija cheese in an airtight container or wrap it tightly in plastic wrap. This will help to keep out any excess moisture and prevent the cheese from drying out.
2. Place a sheet of parchment paper between layers of the cheese if you are stacking different types of Cotija cheese together. This will help to keep the flavors from mixing and will help to maintain the quality of the cheese.
3. Place Cotija cheese in a resealable plastic bag or container with a lid for easy storage and access.
4. For added protection, store Cotija cheese in the coldest area of your refrigerator away from other sources of heat, such as the stovetop or oven.
5. Monitor the cheese regularly and discard any pieces that show signs of spoilage, such as a sour smell or discoloration.
6. Use up opened Cotija cheese within one week for optimal freshness and quality. To extend its shelf life, store it in the refrigerator or freezer until ready to use.
7. If you notice the cheese is beginning to dry out, add a few drops of water or olive oil to it before placing it in the refrigerator. This will help to keep the cheese moist and prevent it from drying out.
8. Use up frozen Cotija cheese within three months for optimal freshness; discard any unused portions of the cheese after one week.
9. Do not refreeze Cotija cheese once it has been thawed; discard any unused portions of the cheese after one week.
10. Store Cotija cheese away from direct sunlight and other sources of heat, such as the oven or stovetop. This will help to keep the cheese fresh for a longer period of time.
By following these tips, you can ensure that your Cotija cheese stays fresh and flavorful for as long as possible.
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FAQs for the expiry date of Cotija
Q: Does grated cotija cheese go bad?
The answer to this question is similar to the question “Does cotija cheese go bad?“. Yes, grated Cotija cheese can go bad if it is not stored properly.
Q: Can cheese go bad without mold?
Yes, cheese can go bad without the presence of mold. Signs of spoilage include a sour smell, discoloration, or an off-taste. Monitor your cheese regularly and discard any pieces that show signs of spoilage.
Q: Why Does My Cotija Cheese Stink?
Cotija cheese can have a strong smell when it starts to spoil. If the cheese has an off smell or discoloration, discard it immediately. Spoiled Cotija cheese can contain bacteria which can cause food poisoning if consumed. Always check the expiration date before consuming any cheese products and discard them if they are past their expiration date.
Q: Is it possible to preserve homemade cheese without a refrigerator or freezer?
Yes, it is possible to preserve homemade cheese without the use of a refrigerator or freezer. To do this, cover the cheese in a brine solution (water and salt) and store it in a cool, dry place away from direct sunlight. This will allow the cheese to age properly without any added preservatives.
Q: Does cheese taste different after freezing?
Yes, cheese can taste different after freezing. Freezing affects the texture of the cheese and can make it drier and less flavorful.
Q: Can Grated Cotija Be Frozen?
Yes, grated Cotija cheese can be frozen for up to three months. To freeze the cheese, place it in an airtight container or plastic wrap and store it in the freezer until ready to use. When you are ready to use the cheese, thaw it in the refrigerator overnight before using it in recipes. Make sure any excess moisture is removed before using it in recipes. Discard any unused portions of the cheese after one week.
Q: Can I use cheese past its expiration date?
No, you should not use cheese past its expiration date. Cheese can spoil quickly and can cause food poisoning if consumed after it has gone bad.
Q: Can Expired Cotija Cheese Make You Sick?
Yes, expired Cotija cheese can make you sick if it is spoiled. If the cheese has an off smell, discoloration or strange taste, then it should be discarded immediately. Consuming spoiled cheese can cause food poisoning which may result in nausea, vomiting and abdominal pain.
Q: How long does queso fresco last?
Queso fresco is a fresh cheese, so it should be consumed as soon as possible for optimal freshness. If you have opened the cheese, store it in an airtight container or wrap and place it in the coldest area of the refrigerator away from other sources of heat. Use up opened queso fresco within one week for optimal freshness; discard any unused portions of the cheese after one week. If you are freezing it, use up frozen queso fresco within three months for optimal freshness.
Q: Can I eat cheese 5 days after opening?
Yes, you can eat cheese 5 days after opening if it has been stored properly in an airtight container or plastic wrap and placed in the coldest area of the refrigerator. However, for optimal freshness, it is best to use up opened cheese within one week. Discard any unused portions after one week.
Q: Can Cotija cheese be melted?
Yes, Cotija cheese can be melted in recipes such as quesadillas, nachos and enchiladas. To melt the cheese, add it to your recipe at the end of cooking and cook over low heat until melted. Be sure not to heat the cheese too quickly or it may become grainy. Use up any leftover melted cotija cheese within one week; discard any unused portions after that time.
Conclusion
Ultimately, whether does cotija cheese go bad will depend on the specific ingredients and length of time since it was produced.
Unopened, properly stored cotija cheese should last about 6 weeks in the refrigerator before going bad. If it has been opened but is still within that window, keep a close eye on its smell and flavor to ensure it doesn’t spoil.
Additionally, if you think your cotija cheese has gone off or tastes sour and stronger than usual—definitely discard it immediately. As with any food consumption, be mindful of your consumption habits and exercise caution when handling the cheese you purchase. Eating spoiled products can lead to foodborne illnesses like salmonella poisoning—so keeping all of your foods properly stored is always recommended.
With some common sense and attention to detail, you can continue enjoying fabulous cotija cheese without having to worry about potential health risks!