Questions tagged [spoilage]
Use this tag for questions about food or drinks that have gone bad, or will soon be.
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Old macadamia nuts have a bitter taste and sticky-greasy mouthfeel, is that normal?
I bought a bag of Macadamia nuts from Costco a year or two ago for the first time. I remember when I first tried them soon after I bought them, they tasted a little off – when compared to the memory ...
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What is going on with these avocados?
I recently cut open an entire bag of avocados to find that all of them were browning inside, in a pattern of veins of brown/black running through the fruit's flesh. You can especially see this in the ...
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Why does sunflower oil turned to green after frying?
After frying foods, for example, chicken or cutlets(mix of meat and potato) with frying sunflower oil, the oil turns green/greenish, is this oil spoiled and bad?
Shouldn't I use the rest of the oil ...
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Why did my potatoes and bananas spoil to mush within a week?
I bought a bag of potatoes and a hand of bananas on Sunday (from Costco)
and just let them sit in the kitchen until Friday, when I noticed water
oozing out of a few of the bananas.
Then, the next day, ...
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Can I repasturize milk that separated in a bottle? [duplicate]
I bought a bottle of pasteurized milk (not UHT) on Tuesday and accidentally left it out for two warm days. I went to discard it when I found it because of the curdling, but the smell was really ...
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Tainted tupperware
I took an orange to work inside a polypropylene food storage box, and then (ahem...) forget about it for a couple of months. Upon rediscovering it, I threw out the mouldy remnants of the orange and ...
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To be safe I just tossed some goose stock I made three weeks ago. What could realistically have been in it? [duplicate]
I just realized that I forgot about the stock I made from the Christmas goose. I am aware that stock, especially made from poultry, is an excellent growth medium for all kinds of microorganisms, so I ...
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Does shaking a jug of milk impact its longevity
With some products like non-homogenous milk and ciders with precipitate its desireable to give the jug one or two sharp shakes for consistency. But I've found myself habitually doing this even for ...
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When do bananas go bad? [duplicate]
When do bananas become unsafe for eating? Is it when they turn brown? Or black? Not for recipes, but for straight eating. Also, does the peel color even matter if the inside of the banana is still ...
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What happened to this garlic clove? [duplicate]
I bought a box of veggies and such to make dinner and it included a few cloves of garlic to add to the meal.
I opened them up and then found one of them that looked like this:
I've never seen one ...
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Sous Vide for infinite shelf life [duplicate]
Sweet potatoes already last a relatively long time. If I were to sous vide a sweet potato until everything inside of it is dead, let's say at 215°F for 24 hours, I should have a sterile potato on my ...
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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 ...
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Can frozen mango spoil?
When I opened my package of frozen mango pieces for my cake, I saw that the mango pieces were absolutely covered in sheets of ice across both sides of the package, and the mango themselves looked ...
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What happened to my frozen yeast?
I had a leftover block of commercially bought frozen yeast. I kept it it the freezer, well below 0 celsius. I'll admit I didn't check on it for years.
I opened the container today. It was stinking ...
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Can I leave cut (but airtight wrapped) aged pecorino at room temperature for a couple of hours?
I bought it for a friend and want to give it to them but I will have to travel with the aged pecorino cheese for a couple of hours at room temperature before giving it to him. Is it safe to do so?
It ...
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Frozen stew on transit
I am travelling later via plane bringing a frozen stew in a Tupperware inside my luggage. I don't have a cooler with me so I'm just wrapping the container with cloth to hopefully maintain the low ...
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Canned Coconut milk is curdled when opened
I bought Coconut milk (88% coconut and rest water) in a sealed can, when I opened it the solid where already separated from the liquid. The solid part was at the top quite thick like frozen coconut ...
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Storing spoiled meat with fresh meat in a freezer
I just bought a new chest freezer to store some lamb and beef. I placed the fresh lamb meat in a couple of metal containers (not covered) and put these in the freezer. I did the same with the beef but ...
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Can distilled water in gallon plastic bottles expire?
I am puzzled about this. Depending on what article I read I get different results. There are no experts per say. It's just a bunch of people voicing their opinion concerning distilled water expiration ...
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Why did this gallon of milk stay fresh for so long?
A few months ago I had a gallon of milk in the back of the fridge that stayed fresh for over a month - maybe even two; I lost track.
Our house is only me and my wife. We don't drink milk often. I ...
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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 ...
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How to maximize shelf-life of freeze-dried food beyond 25 years? How far can this be exceeded?
Many manufacturers will sell and advertise emergency preparedness food packs to still taste "great" 25-30 years into the future (or at least maintain a consistent taste over this period).
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Does invisible mould exist?
Sometimes I feel weird after eating food that by all appearances looked normal, including the interior.
For meat and produce I can understand there might have been bacteria that of course wouldn’t be ...
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My pre soy milk preparation curdled on cooking
I had soaked some soybeans and kept them in the fridge for two to three days after removing the water. Today, I kept the mixture after blending with water for 3 hours. However, when I kept it on a ...
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Canning jars seal then go bad
I have canned a lot in the past with with aa jar here and there. But the last year I have lost so much food to crowning of lids after they have sealed. I again lost 22 quarts of beautiful red beets. ...
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Is double fermented kefir safe to eat?
I have a bottle of store bought, commercially produced kefir that seems to have undergone a second fermentation in my fridge. It's normally tart and thick, but it's changed to really tart and even ...
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Can exposure to carbon dioxide spoil a lactic fermentation project?
I’m using lactic fermentation to make a batch of sauerkraut, fermented berries, etc.
Rather than going the glass jar route I’ve placed everything in a vacuum sealed bag. This is a technique which Noma ...
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Water on top of biga [duplicate]
I made some biga and used it once. There were some left overs, so I added more flour and a bit of water. There is now a layer of water on top of it, after I left it for a few days.
How do I know if ...
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I have some cranberry juice that developed some dark spots under the lid, is it still considered safe to drink?
My mom had some cranberry juice that says best if used in 2018, and was wondering if it will do anything very bad to me, since it was sealed by a reputable manufacturer for this long, and never opened....
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Can lemon sodas go bad?
So, I just opened up a bottle of lemon-flavored soda that had been sitting in my family's garage for a few years, and I noticed that its flavor seemed different than it normally is. I wasn't sure if ...
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What is this yellow "fat" thing on my bacon
Searching in google for yellow bacon fat returns nothing
I'm assuming it's fat, but have never seen a large yellow lump of it on any bacon I have had in the past.
Would this still be good to eat? (...
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How long is Miso Paste good for in the fridge after opening? [duplicate]
I'm not sure how to judge the fridge life of this stuff, does this salty stuff last awhile?
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What has happened to this oil?
I recently purchased some sun-dried tomatoes in oil. However a few days in the fridge and they look like this despite being unopened.
I regularly buy these tomatoes and store them in the same way. ...
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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 ...
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Edibility of frozen blended chicken and vegetable smoothie [duplicate]
I boil an eclectic mix of vegetables and some chicken breast (I boil the vegetables and chicken breast separately) then blend everything together in a blender (using water from boiling the vegetables ...
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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....
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What is the white substance floating in my fresh mozzarella brine?
I purchased fresh mozzarella bocconcini from Whole Foods six days ago. The mozzarella is sold in a brine solution. I opened the package when I bought it and have kept it refrigerated since, using the ...
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How long can chocolate be held at temper?
I just got a chocolate melter and have held some tempered pure chocolate (Lindt Excellence 90%) for a day at 33C.
I intend to make up 3 or 4 truffles, a few times a week.
What’s occurred to me is ...
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potential cereulide on plastic container, can it be washed off?
I recently saw a video of a person who died from eating 5 day old unrefrigerated pasta. The cause was cereulide toxin from Bacillus cereus bacteria in the food. I recently left pasta unrefrigerated in ...
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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 ...
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Has my coconut yoghurt spoiled?
I've made some coconut yoghurt from powdered coconut milk, tapioca flour, maple syrup and a spoonful of store-bought yoghurt. The mixture (apart from the old yoghurt) was simmered for a while, and the ...
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Is this canned Asparagus any good?
What are the odd sprouts at the ends of them? Exp date is good.
I've seen this frequently now. I usually just cut off the ends and eat it anyway.
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Is it bad to refrigerate cut up onions?
Can we store cut up onions in the fridge or do onions go bad in the fridge? Do they become poisonous? Can onions be safely stored in the refrigerator after peeling? Also how can you tell if an onion ...
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Does re-heating something "reset" the spoil timer? [duplicate]
I cooked a lot of pasta sauce a few days back, and have much of it in my fridge. I intent to use it all shortly, and would prefer to not freeze it.
If I heat it back up in a pot, and let is cook all ...
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How do I tell if my fermented sauce has gone bad?
Related to another question of mine:
I found this recipe for a lacto fermented hot sauce. Basically you take blended up chiles, 2.5% salt, water (not sure if necessary), and oak cubes (I kind of just ...
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Flour is many years expired but still looks good
I have a bag of flour in my pantry that expired 3 years ago, but it looks and smells perfectly fine. Is it still safe to eat?
EDIT: To clarify, today is July 3rd, 2018, and the flour best before date ...
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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. ...
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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....
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How do I know the lentils have gone bad?
I brought brown lentil two months ago. Now when I cooked them under pressure they remained in the same form as before and did not even slightly swell the way normally brown lentils swell up slightly. ...
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How can I rehydrate a dried navel orange?
I have a lot of navel oranges which are slightly dry inside. Is there a way to rehydrate these? How?
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