Cheese is a beloved staple in many kitchens around the world, appreciated for its rich flavors and versatility in countless dishes. However, knowing how to properly store cheese is essential to maintain its freshness, flavor, and safety. One common question that arises is: which types of cheese need to be refrigerated, and which can be left at room temperature? Proper storage not only preserves the quality of your cheese but also ensures it remains safe to eat. In this article, we'll explore the guidelines and best practices for refrigerating cheese, helping you make informed decisions for your cheese storage needs.
What Cheese Does It Need to Be Refrigerated
Most cheeses require refrigeration to prevent spoilage and bacterial growth. The degree of refrigeration needed can vary depending on the type, moisture content, aging process, and whether the cheese has been opened or not. Below, we discuss the common categories of cheese and their refrigeration requirements.
Fresh Cheeses
Fresh cheeses are unaged or minimally aged cheeses that have high moisture content. They are the most perishable and typically require refrigeration at all times to prevent spoilage.
- Cream Cheese: Needs to be refrigerated after opening. Keep it at or below 40°F (4°C).
- Ricotta: Highly perishable; store in the fridge and consume within a few days of opening.
- Mozzarella (Fresh): Should be refrigerated, especially after opening or when purchased in a plastic-wrapped form.
- Feta: Usually sold in brine; keep it submerged in brine and refrigerate.
- Goat Cheese (Chevre): Refrigerate after purchase and use within recommended timeline.
Practical tip: Always check the packaging for specific storage instructions and expiration dates. Fresh cheeses are highly sensitive to temperature fluctuations and should be kept consistently cold.
Aged Cheeses
Aged cheeses have lower moisture content and are less perishable, but proper refrigeration still extends their shelf life and prevents mold growth.
- Cheddar: Store in the refrigerator, wrapped tightly in wax paper or plastic wrap.
- Gouda: Refrigerate after opening; store wrapped or in an airtight container.
- Swiss (Emmental, Gruyère): Keep refrigerated, ideally wrapped in parchment or cheese paper.
- Parmesan: Can be stored at room temperature for short periods, but refrigeration prolongs freshness.
Note: Many aged cheeses develop a natural rind that helps protect the cheese; however, refrigeration helps maintain quality over time.
Processed Cheeses and Cheese Spreads
Processed cheeses, such as American cheese slices or cheese spreads, contain additives that enhance shelf stability.
- American Cheese: Must be refrigerated after opening, but unopened packages can sometimes be stored at room temperature for a limited period.
- Cheese Spreads: Always refrigerate after opening to prevent spoilage.
Practical advice: Even though processed cheeses are more shelf-stable, refrigerating after opening is essential for safety and quality.
Special Considerations for Certain Types
Some cheeses have unique storage needs based on their moisture and aging process:
- Blue Cheese: Contains mold cultures; should be refrigerated to prevent unwanted microbial growth. Keep in an airtight container or wrapped tightly.
- Brie and Camembert: Soft cheeses with high moisture; require refrigeration after purchase. Serve at room temperature for optimal flavor, but store cold.
- Vegan and Dairy-Free Cheeses: Storage instructions vary; check the packaging for guidance.
Cheese That Can Be Left Out at Room Temperature
While most cheeses need refrigeration, some types can be safely left at room temperature for a limited period, especially when serving or during tasting. These include:
- Hard Cheeses: Such as Parmesan, aged Gouda, and Asiago. These can be left out for a few hours to enhance flavor and texture.
- Uncut Blocks or Wedges: If unopened, they can stay at room temperature for short periods. Once cut, they should be refrigerated promptly.
- Serving Soft Cheeses: Brie and Camembert are best served at room temperature (about 20°C/68°F) but should be refrigerated afterward.
Practical advice: Do not leave perishable cheeses out for more than 2 hours to prevent bacterial growth and spoilage.
How to Properly Refrigerate Cheese
Proper storage techniques are crucial for maintaining cheese quality:
- Wrap appropriately: Use wax paper, parchment paper, or cheese paper to wrap cheese. Avoid plastic wrap directly on soft cheeses to prevent moisture buildup and mold.
- Store in an airtight container: For cut cheeses, place leftovers in an airtight container to minimize exposure to air and other odors.
- Maintain consistent temperature: Keep your refrigerator at or below 40°F (4°C). Use a thermometer if necessary.
- Label and date: Mark opened cheeses with the date of opening to track freshness and consume promptly.
Additional tip: Store cheeses in the vegetable crisper or in a dedicated cheese drawer if your fridge has one, to create a more stable environment.
Practical Tips for Storing Cheese
Beyond refrigeration basics, consider these practical tips:
- Buy in smaller quantities: Purchase only what you can consume within a reasonable timeframe to reduce waste.
- Keep cheeses separate: Store different types separately to prevent flavor transfer, especially with strong or blue cheeses.
- Use cheese bags or parchment paper: Rewrap cheeses as needed and avoid plastic wrap for long-term storage.
- Check for spoilage: Discard any cheese that develops mold (except certain blue cheeses where mold is intentional) or an unpleasant smell or appearance.
Summary of Key Points
To summarize, most cheeses—particularly fresh, soft, and semi-soft varieties—require refrigeration to stay safe and tasty. Hard cheeses, due to their lower moisture content, can sometimes be left out for short periods but are best stored in the fridge for longevity. Proper wrapping, consistent temperature, and mindful storage practices are essential for maintaining cheese quality. Always follow specific instructions on packaging and use your senses—smell, appearance, and texture—to judge freshness. With these guidelines, you can enjoy cheese at its best while ensuring safety and minimizing waste.
References
- American Cheese Society. (2020). Cheese Storage and Handling. www.cheesesociety.org
- USDA Food Safety and Inspection Service. (2021). Safe Storage of Cheese. www.fsis.usda.gov
- Cheese.com. (2023). Cheese Storage Tips. www.cheese.com
- Harold McGee. (2004). On Food and Cooking: The Science and Lore of the Kitchen. Scribner.
- Serious Eats. (2018). How to Store Cheese for Maximum Freshness. www.seriouseats.com