Filet-O-Fish

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The iconic McDonald's Filet-O-Fish sandwich, featuring a crispy fried fish fillet, tangy tartar sauce, and steamed bun, is best enjoyed fresh. For optimal taste and safety, proper storage is key to preserving its delicate flavors and textures.
Storage Time
1-2 days in fridge, not recommended for freezing
Temperature
Keep refrigerated at or below 4°C (40°F)
Signs of Spoilage
- Unpleasant, sour, or fishy odor emanating from the sandwich.
- Slimy or mushy texture of the fish fillet or bun.
- Visible mold growth on any component of the sandwich.