I was rummaging through my pantry, pretending to look for a forgotten box of pasta while quietly avoiding my chores, when I noticed a bag of potatoes pushed to the back. At first, they seemed ordinary. Then I saw it—long, pale sprouts curling out of their skins like tiny fingers reaching for light. Surprise quickly turned into concern. Were these potatoes still usable, or had I stumbled onto something better left alone? That small moment sparked a deeper realization about how food quietly changes with time.

Potatoes sprout when they’re stored too long or kept in warm, bright conditions. As this happens, they produce natural compounds called glycoalkaloids, including solanine and chaconine.

These chemicals protect the plant from pests, but in high amounts, they can cause discomfort if eaten. Sprouts and green patches on the skin are common signs of increased levels. It doesn’t mean every sprouted potato is dangerous, but it does mean you should pause and inspect before cooking.

Fortunately, lightly sprouted potatoes can still be saved. If the potato is firm, with small sprouts and no green coloring, you can cut away the sprouts and peel off any green areas. Soft spots should also be removed, as they indicate spoilage. However, potatoes that are mushy, strongly green, foul-smelling, or heavily sprouted are best thrown away. When uncertainty creeps in, caution is always the wiser choice.

Preventing sprouting is simpler than it seems. Store potatoes in a cool, dry, dark place with good airflow, and keep them away from onions, which release gases that speed up sprouting. With proper care, potatoes stay fresh for weeks. And sometimes, if one has grown too far for the kitchen, it can still find purpose in the soil—proof that even forgotten food keeps finding ways to grow.