USDA FoodKeeper – Cold Storage Guidelines
Official refrigerator, freezer, and pantry timelines maintained by the U.S. Department of Agriculture.
Visit USDA FoodKeeperStorage temperature, how long it has been opened, and package integrity change the answer — and those details are easy to miss.
Get a yes / no answer for your blue cheese wedge →
Last reviewed: January 2026
Reviewed by the Can I Eat Expired Editorial Team using official USDA, FDA, and CDC food safety guidance. How we assess food safety risk
May be safe if properly stored and showing no spoilage signs. Check carefully before consuming.
⏱️ Safe for up to 7 days after expiry if properly stored and showing no spoilage signs.
⚠️ Eating spoiled dairy is one of the most common causes of food poisoning at home.


Fridge
34-40°F (1-4°C)
Wrap in cheese paper or wax paper. Store in airtight container. Keep away from moisture.
Dairy products require consistent cold storage (40°F or below) to prevent spoilage. A refrigerator thermometer (Amazon) helps ensure your refrigerator maintains safe temperatures.
21 days
120 days
Unusual mold growth beyond blue veining, off odor, slimy texture
Transferring opened dairy into an airtight container (Amazon) can reduce odor absorption and moisture exposure.
Dressings, sauces, cheese boards
Gorgonzola, Roquefort, Stilton
The expiration date on blue cheese indicates the last date the cheese is guaranteed to be at its best quality in terms of flavor and texture. Consuming blue cheese past the expiration date may result in a decline in taste and texture, but it does not necessarily mean the cheese is unsafe to eat. Best quality refers to the peak flavor and texture of the cheese, which may be before the expiration date. It is recommended to consume blue cheese before the expiration date for the best culinary experience.
To tell if a Blue Cheese Wedge has gone bad, look for any signs of mold growth beyond the typical blue veins. A sour or ammonia-like smell may indicate spoilage, as well as a slimy or excessively soft texture. If you notice any of these indicators, it's best to discard the cheese to avoid potential foodborne illness.
Blue cheese is a type of cheese that has mold cultures intentionally introduced during the aging process. While most molds used in blue cheese production are safe to consume, individuals with mold allergies or compromised immune systems should avoid consuming blue cheese. There is a risk of foodborne illness if blue cheese is not stored properly or consumed past its expiration date.
To store blue cheese properly and prolong its shelf life, wrap it in wax paper or parchment paper to allow the cheese to breathe. Avoid wrapping blue cheese in plastic wrap as it can cause the cheese to sweat and promote mold growth. Store blue cheese in the refrigerator in the vegetable or cheese drawer, where the temperature is slightly warmer and more humid than the rest of the refrigerator. Before consuming blue cheese, allow it to come to room temperature for optimal flavor and texture.
Blue cheese has a rich cultural history and is believed to have originated in France. It is characterized by its distinct blue veins, which are formed by the introduction of mold cultures such as Penicillium roqueforti or Penicillium glaucum. Blue cheese is often associated with gourmet cuisine and is used in salads, dressings, and as a cheese course in fine dining establishments. In some cultures, blue cheese is considered a delicacy and is paired with sweet accompaniments like honey or figs to balance its strong flavor.
Blue Cheese Wedge can be left out at room temperature for up to 2 hours safely. Beyond that, it's best to refrigerate it to maintain its quality and safety. If left out for longer, discard to prevent potential foodborne illness.
If Blue Cheese Wedge has been at room temperature for 4 hours, it's recommended to discard it. Bacteria can multiply rapidly at room temperature, increasing the risk of foodborne illness. To ensure safety, adhere to proper storage guidelines.
Once opened, Blue Cheese Wedge can be consumed within 7 days if stored properly in the fridge. Ensure to seal it tightly to maintain freshness and prevent contamination. If there are any signs of spoilage, such as mold or off-smell, discard it immediately.
Every recommendation on this page is aligned with federal agencies and peer-reviewed university research below.
Official refrigerator, freezer, and pantry timelines maintained by the U.S. Department of Agriculture.
Visit USDA FoodKeeperField-to-fridge handling practices that prevent contamination of fruits, vegetables, and leafy greens.
Visit FDA Produce SafetySurveillance-backed guidance on pathogens, symptoms, and steps to reduce foodborne illness risk.
Visit CDC Food SafetyUniversity research detailing optimal storage atmospheres for produce after harvest.
Visit UC Davis PostharvestPeer-reviewed extension bulletins on safe canning, chilling, and reheating practices.
Visit Penn State ExtensionNeed deeper reading? Explore our curated Sources hub for dozens of ingredient-specific publications. Our food safety review methodology explains how safety determinations are made.
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Important: These are general guidelines based on authoritative sources listed above. Always use your best judgment and when in doubt, throw it out. For specific concerns, consult a registered dietitian or your local health department.
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