Cooking Stack Exchange
Cooking Stack Exchange

Questions tagged [food-preservation]

Questions about LONG-TERM food storage such as canning, pickling, freezing, and drying.

This tag is meant as a catch-all term for all long-term food storage questions. Specific topics might include preparing fruit preserves, pickles, dried meat products (sausages or jerky, for example), freezing, and vacuum sealing.

If applicable, please also include tags indicating the type of food and the type of preservation, such as or .

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Canned (shelf stable) pickled eggs that don't require refrigeration?

Terminology: when I refer to "canned eggs", I'm referring to pickled/marinated eggs that have been processed, and can be stored at room temperature long term (i.e. shelf stable). When I refer to just "pickled eggs", I'm referring to…
PickledTaco
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Is it possible, and if so, how can I preserve lean meat using only salt at home?

I have lean meat (4-5mm slices) which I would like to preserve using only salt. Is this possible to do at home? Do I need any kind of special curing salt or is regular fine? I really don't care about taste, I just want the meat to be as safe and…
caesar
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Why don't I have to refrigerate store-bought baby food but have to refrigerate home-made purees?

If I make an apple (or fruit) puree at home, the internet says I have to refrigerate it and then only have a couple of days to feed it to my child. But I can go buy a jar of Gerber baby puree off the shelf at the store and have it sit in my pantry…
BabyFood
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Which lasts longer: ground or unground coffee?

Which lasts longer: ground or unground coffee? And why? It would seem unground lasts longer because less of it is exposed to air. Is this true?
Geremia
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Can opened cooking cream in frozen state go bad?

I opened this cooking cream 2 months ago and it stayed in the refrigerator in an almost fully frozen state (right under the cold air blowing fan). It also has lost its flavour (not bitter, doesn't have a taste) and doesn't have an odour (slightly…
TheLostInUnknown
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Potato chips lose crunch and taste within a week

We make potato chips commercially, but they lose crunch and taste within 7 days. How can one delay or prevent potato chips from losing their crunchiness and taste?
khuram
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Why would someone want a 15" vacuum sealer over a 12"?

I am looking at a vacuum sealer. It seems pretty typical with a 12" seal bar. This is a Foodsaver type, and not a vacuum chamber. However, for a few more dollars (there's a sale) I can get a larger one with a 15" seal bar. I'm not even sure if…
Behacad
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How to preserve home made garlic sauce for at least two years shelf life?

I am thinking of starting a business selling home made garlic sauce. The sauce contains both, oil and water as well as lemon juice. How can I prevent it from spoiling and extend its shelf life?
Ana
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Is the jar ok if the lid pops before i start the pressure canning?

What does it mean when the jar pops before pressure canning?
Jesse
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Replacement for Calcium Propionate for bread

Hi we run a bakery and we understood that Calcium Propionate is not safe for regular consumption. Can some one suggest a safe preservative..
Arvind Prebagar
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can i re-use canning jars with botulism

I have a question about botulism when canning pickles. I realize that most canning recipes use 1:1 vinigar to water ratio for canning pickles. I accidently used 1:4 vinigar to water ratio for canning pickles. Now i am wondering if I will get…
terri
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Freezing fresh juices

I'm currently into fresh-juicing fruits using my auger juicer and, soon, hydraulic press. After a while I've realized that it's ridiculous to bring the equipment in and out, and slice my way through fruits each day or every other day. Recently, I…
wearashirt
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Pickle handling

Pickles - My brother in law has a fit if you touch the pickles with your hands to replace them in the jar. He claims if they come in contact with you it will cause the whole jar to spoil.
Marsha
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Sous vide "Jabon de Paris" (Cooked ham)

I would like to use sous vide to prepare "Jambon de Paris" from a raw piece of pork. I have been doing tests on my own, and 8 hours at 65°C with 4% salt, 1% sugar, and a good amount of white and black pepper yields a satisfactory result in terms of…
Daniel
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When is the expiry date?

Honest to god, I tried so hard to identify it. I do see JAN 17 but I'm not sure if its January of 2017 or January the 17th. Plus I see 00:42 there but I'm not sure what it means, but I have a feeling its to do with its creation date. I have checked…
user3412975
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