Can I Eat Expired Dijon Mustard?
Safe to eat up to 30 days after expiry
Expert Source
"Dijon Mustard should be stored in a cool, dry place and refrigerated after opening. It is recommended to use within 1 year for best quality." - FDA
✅Fresh Dijon Mustard

⚠️Spoiled Dijon Mustard

Storage Guidelines
Storage Location
Fridge
Ideal Temperature
Between 35°F (1.6°C) and 55°F (12.8°C)
Best Storage Method
Refrigerate after opening to maintain flavor and quality.
Shelf Life
Average Shelf Life
365 days
Signs of Spoilage
Mold growth, change in color, off smell
Additional Information
Alternative Uses
Marinades, salad dressings, sandwich spreads
Possible Substitutions
Whole grain mustard, spicy brown mustard
Frequently Asked Questions
What's the difference between expiration and best quality dates for Dijon Mustard?
Over time, Dijon Mustard may lose its pungency and flavor intensity, but it remains safe to consume beyond the 'best by' date. The texture may become slightly grainy or separated, but stirring can restore its consistency. While quality may degrade, the safety of the mustard is maintained due to its acidic nature.
How can I tell if Dijon Mustard has gone bad?
To determine if Dijon Mustard has gone bad, look for signs of mold growth on the surface, a sour or off smell, or a change in texture such as becoming excessively watery or chunky. If you notice any of these indicators, it is best to discard the mustard to avoid consuming spoiled product.
What are the food safety risks with Dijon Mustard?
Dijon Mustard poses low foodborne illness risks due to its high acidity and antimicrobial properties. However, contamination can occur from cross-contamination with utensils used for raw meats. To prevent illness, always use clean utensils and refrigerate promptly after each use.
What are some pro tips for storing Dijon Mustard?
To maintain optimal flavor and quality, store Dijon Mustard in a cool, dry place away from direct sunlight. Refrigeration can help preserve its freshness, especially after opening. Ensure the cap is tightly sealed to prevent air exposure, which can lead to flavor deterioration. For extended shelf life, consider transferring small amounts to a smaller airtight container to minimize oxidation.
Any interesting facts about Dijon Mustard?
Dijon Mustard originated in the city of Dijon, France, known for its fine mustard production since the Middle Ages. The mustard seeds used in Dijon Mustard are often sourced from Canada and France, creating a unique blend of flavors. In French cuisine, Dijon Mustard is a staple condiment in vinaigrettes, marinades, and sauces.
Expiration Calculator
Sources
For more information on food safety and expiration guidelines, visit our Sources page.
Recipes Available
We have recipes that can help you safely use dijon mustard past its expiration date!
View Recipes →Related Foods
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Reviewed By: Food Safety & Expiration Experts
At Can I Eat Expired, we are committed to providing accurate, science-backed information about food expiration and storage safety. Our content is carefully reviewed based on guidelines from leading food safety organizations, including:
- ✅U.S. Food & Drug Administration (FDA) – Food Safety Guidelines
- ✅United States Department of Agriculture (USDA) – Food Storage & Expiration Dates
- ✅World Health Organization (WHO) – Foodborne Diseases & Safety
- ✅Centers for Disease Control & Prevention (CDC) – Preventing Foodborne Illness
🔍 How We Ensure Accuracy
- We use official food safety sources to guide our recommendations.
- Our team continuously reviews and updates content based on the latest research.
- We encourage users to always check for signs of spoilage and follow proper storage guidelines.
📚 Have Questions?
If you have specific concerns about food expiration or safety, we recommend consulting a registered dietitian, food scientist, or your local health department.
Note: These are general guidelines. Always use your best judgment and when in doubt, throw it out.