McChicken Mayo

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Enjoy your McChicken Mayo for longer by understanding its optimal storage. This popular chicken sandwich, featuring a crispy chicken patty and creamy mayonnaise, is best consumed fresh but can be safely stored for a short period to prevent foodborne illness and maintain quality.
Storage Time
1–2 days in the refrigerator, not recommended for freezing.
Temperature
Keep refrigerated at or below 4°C (40°F).
Signs of Spoilage
- Offensive odor, often sour or rancid, emanating from the mayonnaise or chicken.
- Slimy or sticky texture on the chicken patty or bun.
- Visible mold growth on any component of the sandwich, especially the bun or mayonnaise.