really important distinction.
A whole raw potato sitting in your pantry for a week is not governed by the same storage rules as leftover mashed potatoes sitting on the counter.
Cooked potatoes are perishable foods.
USDA guidance says cooked potatoes and other cooked vegetables can generally be kept in the refrigerator for 3–4 days.
And USDA’s general food-safety guidance says perishable foods shouldn’t remain at room temperature for more than 2 hours, or 1 hour when the temperature is above 90°F (32°C).
So:
Whole raw potato: different storage
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