Smell
Fresh potatoes have a mild earthy smell.
A strong, unpleasant, rotten odor is a completely different story.
If you open the bag and immediately think, “Something is definitely wrong here,” listen to that warning sign.
Extensive Green Skin
This one deserves special attention.
Potato tubers exposed to light can develop green skin, and excessive greening is associated with elevated glycoalkaloids. University of Minnesota Extension advises removing green areas before cooking and says potatoes with extensive green areas should not be consumed.
So don’t treat a heavily green potato as
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