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Questions tagged [spoilage]

Use this tag for questions about food or drinks that have gone bad, or will soon be.

110 questions
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Is the sink or float test for eggs accurate?

I recently read that the sink-or-float test to see if eggs are still good is not a very reliable judge; eggs float because as they age the eggs lose moisture and air replaces it. That’s what I read. If that’s true, is there a reliable way to test…
Just Joel
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Half and half cream already curdled in a fresh carton

What could be going on here? On several occasions recently, I have purchased small (half pint) cartons of half-and-half (10%) cream. The "out" date on the carton is at least four weeks into the future. My fridge keeps it about 2 deg C (35F maybe).…
Anthony X
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How long is yogurt good after the best by date?

I have a large, unopened container of yogurt that is a couple weeks past the best by date and I wondering if it is safe to eat. It still smells fine. How long past the best by date is yogurt usually still good?
wogsland
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Should I be worried about a dark red spot on my acorn squash?

When I split open the acorn squash, there was a large blood-red spot with small white spots in the middle. My best guess is it's rot or mold. I cut it out, leaving plenty of the normal golden flesh around it, but is the rest of the acorn squash…
Nicole
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How can I tell if my palm oil is rancid?

I've purchased a sustainable brand and have read about it's nutrition and use. It was stored in a cool, dark cupboard and I haven't used any yet. I opened the jar last week and it has a sharpish smell.
Carrie
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How long can food last if reheated periodically?

Say I fixed some stew that's been in the refrigerator for around three days. Will putting that stew in a pot, heating it up to around 170F (77C), and letting it simmer for a while make it last longer in the refrigerator? And if so, then can this be…
IntrepidDude
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Used old chicken broth in a stew, but washed it out. Will it be safe to eat?

I was making a beefstew, but didn't have any beef broth, so I used some chicken broth I had in the fridge. It smelled bad and thought it must be old. I rinsed the meat and potatoes.... 3 times. Do you think I washed out all the bad broth, or…
Jackie
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How can I infuse olive oil safely?

I am infusing olive oil with truffles. How can I do it safely? Heating the oil destroys the truffle smell and pickling it is a sure way to do the same. Are there any other methods? Perhaps some type of filter that will eliminate the particulates?
Seth
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slimy red onion

I purchased a red onion yesterday, sliced it open and noticed that it felt slimy on the red skin of one of the exposed inner layers. I've never noticed that before. Is that normal, or has the onion gone bad?
kmote
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Should homemade mayonnaise made from pasteurized eggs still go through the "keep at room temperature >24h before refrigerating" process?

I haven't attempted homemade mayonnaise yet, but reading about how long can it be kept for consumption I found many recipes talk about requiring to keep the prepared mayonnaise for a period at room temperature (actually 20-22 Celsius is cited, what…
TLSO
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Is sour milk, soured milk, and milk that has gone sour, all the exact same thing?

Is sour milk, soured milk, and milk that has gone sour, all the exact same thing? Related to this question: Is buttermilk another term for sour milk or some part of sour milk? and especially this answer to…
Matthew Christopher Bartsh
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How long is Miso Paste good for in the fridge after opening?

I'm not sure how to judge the fridge life of this stuff, does this salty stuff last awhile?
SKC
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Does bubbly froth mean my vinegar batch needs trashed?

I have been making apple cider vinegar at home for a while now. My current batch has white powdery, bubbly froth forming on the top of the bottle and some powder at the bottom. What should I do? I have sifted all my bottles through thick cloth and…
Fazila
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Relation between concentration of sugar in syrup VS its spoil rate

My mother recently created a Centella asiatica vegetable juice. She states that we should add some sugar (e.g. 2 tea-spoons for 1.5 liter of vegetable water) to reduce the spoil rate of the juice. I disagree because I feel that the…
javaLover
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Bottle of Cachaça 51 tasting like sour milk?

Whilst recently shopping, I grabbed a bottle of Cachaça 51 intended to use for some flambé. Upon opening it, I found it smelling (and tasting) like slightly sour milk. Googling for it, I didn't come up with any hits about it at all, which makes me…
robbat2
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