How long is a refrigerated sweet potato good for?
How long sweet potatoes last in normal room temperature depends on many factors, and it's best to keep them in a pantry to last 3–5 weeks. You can also store sweet potatoes in the fridge for 2–3 months, or freeze them to last even longer.
Storing Cooked Sweet Potatoes
If you have leftover roasted or mashed sweet potatoes, store them in an airtight container for 3 to 5 days. You can even precook and store baked sweet potatoes in the refrigerator the same way, or in a plastic bag if you don't have a container large enough to accommodate their rotund size.
When Raw. Stored on the counter, raw sweet potatoes can generally last up to two weeks. If you have access to a cool, dark, dry area (similar to a root cellar), sweet potatoes can last about a month. Maximize their shelf life by storing at a cool temperature.
If your sweet potato is oozing, soft and squishy, discolored, smelly, or have a bunch of sprouts, it's time to toss. If there are only a few sprouts and the sweet potato is still firm you can cut the sprouted portion off, cook and eat right away, or you can plant it!
You should avoid storing sweet potatoes in the refrigerator says Richard, explaining that refrigerator storage "will produce a hard center and unpleasant taste." If you choose to store sweet potatoes on your countertop, keep an eye on them because Richard notes that storing the tubers in the sunlight can cause them to ...
Cutting sweet potatoes in advance is a great way to meal-prep your way to an easier weeknight dinner, but raw sweet potatoes dry out pretty quickly after they're cut. When chopping sweet potatoes in advance, make sure to store them in cold water in the refrigerator.
Don't store potatoes in the fridge.
Raw potatoes have lots of starches, and the cold temperatures can turn the starches into sugars. This can make your potatoes turn sweeter and darker during cooking.
An uncooked cut sweet potato should be kept submerged in cold water in the fridge. In an airtight container the potatoes will last for 3-4 days, but for the best quality eat them within 24 hours.
Poisoning could occur days after starting to eat a supply of sweet potatoes as the tubers start to degrade. Clinical signs can occur within a few hours of ingestion of damaged potatoes, 24 h or several days after ingestion.
Bad potatoes contain high levels of solanine and can cause solanine poisoning. Symptoms include nausea, diarrhea, stomach cramps, vomiting, headache, dizziness, among other things. Mild solanine poisoning should only last around 24 hours- but definitely seek medical help if you need it!
Can you get food poisoning from potatoes?
The health risks of eating spoiled potatoes
Cooked potatoes carry a high risk of food poisoning. After a few days, they may begin to harbor pathogens and bacteria that could result in illnesses, such as salmonella, listeria, botulism, and staphylococcal food poisoning.
Eat or toss: Eat! A sweet potato with a small bunch of sprouts is still safe and edible to eat and will taste fine. Even the sprouts themselves are edible (unlike regular potato sprouts).

Mold and black rot
As soon as you spot sizable white or green mold over your sweet potatoes, throw them away immediately. If there are only small amounts of it, you can cook tubers after peeling them carefully. In most cases, surface mold doesn't impact the internal parts.
Avoid storing sweetpotatoes in the refrigerator, which will produce a hard center and unpleasant taste. Instead, store your sweetpotatoes in a cool, dry, well ventilated container. For best results, store them in a basement or root cellar away from strong heat sources.
- For best results, store the sweet potatoes in a basement or root cellar. ...
- Do not use a refrigerator.
- Monitor the temperature frequently to make sure that it does not fall below or rise above this range.
- Stored in this manner, the sweet potatoes can last up to 6 months.
Peel and slice a sweet potato into chunks, then boil for 10 to 15 minutes until tender. Drain and let them cool completely. Transfer to a freezer bag, remove as much air as possible, and seal. Store for up to 6 months in the freezer.
Freezing sweet potatoes is a great way to enjoy them all year-round while cutting down the cook time. Sweet potatoes can be frozen raw, boiled, baked, or mashed. Consider a few different ways you can prepare and store sweet potatoes in the freezer.
When feeding your dog a sweet potato, make sure it's cooked and that the skin is removed; leaving the skin on makes it harder for your dog to digest. You should never feed your dog a raw sweet potato. Not only are they difficult to chew, but they can upset your dog's stomach and potentially cause intestinal blockage.
Whether or not you leave the skin on a sweet potato prior to roasting is entirely up to you! You do not need to peel a sweet potato prior to cooking it in the oven. The skins of sweet potatoes are safe to eat, both raw and cooked, and contain nutrients such as fiber and antioxidants.
If you are going to eat the whole potato — skin and all — you should wash it beforehand. Baked potatoes, roasted potatoes, skin-on fries — all of these spuds need a good scrubbing as a first step, before any further prep work or cooking is attempted.
Should you keep eggs in the fridge?
The main thing with eggs, is that you want them to remain at a constant temperature, otherwise they can become unsafe for consumption. Fluctuations in temperature can cause salmonella in eggs, so the best place to store eggs is the fridge.
Vegetables That Should Not Be Stored in the Refrigerator
Potatoes, taro, sweet potatoes, and yuca (cassava, manioc) should not be refrigerated.
Whole onions are best stored in a cool, dark, dry and well-ventilated room, while peeled, sliced, cut, cooked and pickled onions can be refrigerated. Onions can be frozen to further extend their shelf life, but then they are best used in cooked dishes.
You can store sweet potatoes once they are peeled. But it is best to store them quickly either in cold water or an airtight container. Then move them to the fridge or freezer. If you leave the peeled raw potatoes out at room temperature the skin will begin to harden and the raw sweet potato will turn brown.
Wrap each sweet potato in newspaper or paper bags. Place them in a cardboard box with an apple, which reduces the chances of sprouting. Store the box in a dark place that stays 55–60 degrees Fahrenheit, such as a basement or cellar.