USDA FoodKeeper – Cold Storage Guidelines
Official refrigerator, freezer, and pantry timelines maintained by the U.S. Department of Agriculture.
Visit USDA FoodKeeperStorage conditions, initial freshness, and proper handling change the answer — and those details are easy to miss.
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


This food is often safe when handled and stored properly, but safety depends on how it's been kept and whether any spoilage signs are present.
⏱️ Safe for up to 30 days after expiry if properly stored and showing no spoilage signs.
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Pantry
60°F (15°C)
Store in a cool, dry place away from direct sunlight.
365 days
Separation of oil, off smell, mold growth
Salad dressings, marinades, dips, sauces
Peanut butter, almond butter
Tahini can degrade over time due to oxidation, leading to rancidity and loss of flavor. While tahini can still be safe for consumption past its expiration date if stored correctly, the quality may diminish as it becomes more bitter and less aromatic. It's recommended to use within a year for the best quality.
To determine if tahini has gone bad, look for any mold growth on the surface, a rancid or sour smell, or a change in texture such as clumping or separation of oil. Fresh tahini should have a smooth consistency, a nutty aroma, and no visible signs of spoilage.
Tahini is at risk for contamination by pathogens such as salmonella or listeria if not stored properly. To reduce the risk of foodborne illness, it's crucial to refrigerate tahini after opening, avoid cross-contamination with raw foods, and consume within a reasonable time frame, especially in hot and humid conditions.
For optimal storage, keep tahini in a cool, dry place away from direct sunlight. Stir well before each use and tightly seal the container to prevent oxidation. To enhance its shelf life, some recommend storing tahini in the refrigerator, although this may cause it to thicken. If the tahini separates, simply mix it thoroughly to restore its creamy consistency.
Tahini has a rich history dating back thousands of years and is widely used in Middle Eastern, Mediterranean, and North African cuisines. It is a key ingredient in popular dishes like hummus and halva. Tahini is made from ground sesame seeds and is known for its nutty flavor and creamy texture.
Once opened, Tahini can be safely consumed for up to 6 months if stored in a cool, dark place away from direct sunlight. Make sure to tightly seal the container after each use to maintain freshness and quality.
Tahini can be consumed if stored at room temperature for a short period, like a day or two. However, prolonged exposure to room temperature can lead to quality degradation. Always check for any off smells, changes in texture, or signs of mold before consuming.
The type of container can impact Tahini's shelf life. Opt for airtight, opaque containers to protect Tahini from light and air exposure, which can cause it to spoil faster. Glass jars or containers specifically designed for storing sesame paste are ideal for maintaining freshness.
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 ExtensionImportant: These are general guidelines based on authoritative sources listed above. Always use your best judgment and when in doubt, throw it out.