Questions tagged [food-preservation]
Questions about LONG-TERM food storage such as canning, pickling, freezing, and drying.
461 questions
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How can I preserve Jamun (Indian blackberry) without sugar?
I want to save jamun fruit for a diabetic person so I can't add sugar. Is there any means to store it for 6 months or so by adding salt/lemon or any other thing except sugar?
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Should chicken be seasoned before vacuum sealing?
I am going to vacuum seal then freeze several pieces of chicken breast. Is there a benefit to putting anything on it before I vacuum seal? For example I normally put spices on, but not sure if doing ...
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Preserving small amounts of milk
My husband and I do not drink milk during the week, and rarely use it for cooking. However, on weekends when I am home I like to make coffee and have it with milk. The problem is it is very expensive ...
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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..
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Hazelnut spread preservation
I'm making some hazelnut spread at home and trying to preserve it as long as possible. Basically, I blended a mixture of ground roasted hazelnuts, skimmed milk powder, sugar, cocoa powder and very ...
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How would I jar a sauce for keeping at room temperature without adding loads of vinegar or sugar?
I'd like to make and sell jars of my mum's satay sauce at our local food markets.
I'm trying to figure out the jarring process so it can be stored at room temperature and not make anyone sick or ...
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What is fresh preserving?
What kind of canning does fresh preserving refer to, or is it an all-encompassing sort of thing (e.g. water bath canning, pressure canning, freeze-canning, lacto-fermenting, etc.)?
I see the term ...
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Is it normal this white substance in my canned green peas?
I just opened a can of petit pois and I found them covered in this white, gooey substance, as opposed (or maybe better "in addition") to the usual clear liquid.
I don't think I have seen it before. I ...
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How long do I have till my chili garlic sauce spoils?
First post on this exchange so I hope this is appropriate!
Anyway, I don't cook much, so I made something simple following this video: https://www.youtube.com/watch?v=WSSF4O4o2eE Since I love chili. ...
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Drying fruits with a household dehydrator
I have a "small" household dehydrator, it is similar to this one:
https://en.wikipedia.org/wiki/Food_dehydrator#/media/File:Tomato_in_food_dehydrator.jpg
Now, I've tried to dry fruits (mainly ...
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Why is store bought frozen food worse than homemade?
I made multiple dishes following recipes and froze them, and they tasted a lot better than store-bought equivalents.
Why does it happen? Isn't current technology capable of doing the same procedures ...
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Preservation of baked goods with eggs [closed]
When you bake (cookies etc) commercially with egg in your recipe, do you have to add any preservatives and if so, what?
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Frozen Asparagus after thawed became extremely soggy and wet, any way to salvage?
So I bought a bunch of asparagus from Costco and because I didn't want to use them immediately, I froze them. This week I decided to take them out to thaw in the fridge so I let it sit overnight.
...
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Brown sugar + Bread =?
So I always put bread in my brown sugar just because that what my mom always did, but I never understood why? I think it's supposed to make the brown sugar not clump. How does it work?
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defrosting homemade frozen bread
I made several loaves of bread 7 days prior to use due to time constraint, so I decided to freeze them after fully cooled, 8 hours after cooked.
Normally with frozen bread I would let out at room ...
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Unsealed meat in freezer
Below is my situation:
Is completely (vacuum) sealing leftover meat in the freezer absolutely necessary? I would always just use a plastic bag to cover the meat and fold it around couple of times so ...
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Is it good to keep food in an opened can possibly in a refrigerator? [duplicate]
I often cannot eat all food in a can of ready-to-eat vegetable, cranberry/tomato/spaghetti sauce, or salmon.
I keep the rest in the original can in either the refrigerator or the freezer.
I recently ...
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How to remove most water from food when cooling them down before putting to a refrigerator?
Today I baked some liquid eggs, see the picture below. After baking, there was no liquid in the eggs any more. I waited till them became lukewarm, and put them inside a plastic bag used for packaging ...
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Food Vacuum Storage Systems
What do consumers need to keep in mind when shopping for food vacuum storage systems? It seems FoodSaver is the most well received brand with the largest market share in the food storage space, ...
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Cooked food / heat and serve meal, long term packaging
How does package food producers such as "Seeds of Change" or "Pacific Foods" package their food to keep for up to 15 months and store without refrigeration? What consumer, or DIY approach, most ...
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Food safety of sauerkraut whose brine evaporated below surface?
We started a batch of sauerkraut about a month ago. We used the outer leaves of the cabbage to cover the shredded cabbage below. The cabbage was brined with adequate salt (about 2 tsp per pound). The ...
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Can one preserve cooked fish with salt?
I am attempting to replicate a Thai delicacy called 'Pla Tuu'.
It is a small fish that is salted, cooked in water, and then reheated periodically to preserve it.
My question is: Should the initial ...
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What are the signs that indicate that raw honey has spoilt?
If the raw honey goes bad, how would I know?
What should I keep on looking for? Floating fungus?
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What happens to raw honey after the expiry date? Will it be edible?
I have got a 3 kg pack of raw wild unheated honey. Expiry date is 18 months from packaging.
What is expected to happen to it after the expiry date? Will it be edible?
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When is a noodle finished cooking [duplicate]
How do you tell when a noodle is done cooking? I have tried throwing it at the ceiling but I don't know if that works can someone please help me find out.
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How to preserve curry paste
I want to preserve curry paste in bottles could you please help me to find out the right amount of additives use in it
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Canning grapes (unknown type)
I separated the skins from the pulp/seeds, threw them in my blender with a little sugar and they turned brown during processing. The pulp also turned brown while simmering. I added them together, ...
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Basil wilting, how to preserve? [duplicate]
I have a hard time keeping basil.
When I buy it from a local grocery store, it is perfectly fresh, but when I take it home it withers in a couple of days.
I have tried keeping it in fresh water and ...
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can i re-use canning jars with botulism [duplicate]
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 ...
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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 ...
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Canning applesauce - water bath after the fact
On saturday, my wife and I canned a few bushels of apples by making applesauce. We did not, however, do a water bath afterwards - the hot contents of the sauce appeared to make a seal with the jars. ...
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cooked corned beef, "potted meats". preservation [closed]
I cooked corned beef that is to be used as sandwiches or tortilla wraps, so
I chilled my freshly corned beef in a Ziplock bag and was thinking about the method of "potting meats" for preservation.
...
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Which bread keeps the longest?
I want to buy the type of bread which last longest. It should be toastable, so no zwieback and other dry types. Which is the best bread for this purpose? Is the standard toast slices or loaf of bread ...
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How to make Frozen french fries
I'm a takeaway owner and for the past two weeks I have been trying to make my own frozen french fries. But the results are very bad, my fries either stick along like lumps or they get too soggy when i ...
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Can "Canning" be achieved with "vacuum sealed" bags?
Upon reading the question If I vacuum seal a food product like beef stew then boil it in the bag, would it keep un-refrigerated? and the answer provided https://cooking.stackexchange.com/a/69423/6279 ...
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How long do refrigerator pickles keep?
I pickled zucchini slices last summer with plenty of vinegar, sugar and spices and still have some jars in my refrigerator. They look fine but I wonder about bacteria etc. Thanks
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What is the shelf life for candy with fresh butter?
I am making a chocolate covered candy with a center that includes fresh butter, sugar and cookie crumbs. There are no eggs in the recipe. It is not cooked. What is the shelf life before it needs to ...
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When is the expiry date? [closed]
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 ...
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How long can you store sugar syrup? [duplicate]
Recently, we made a variety of cocktails from Ottolenghi and Scully's NOPI book. Now, we are left with two sugar syrups. According to the book, they can be stored a few weeks in the fridge. Skip ahead ...
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Why does food spoil in the freezer?
Many recipes suggest storing perishable food, such as left-over chicken stock, in the freezer for up to 2-3 months. Why could one not store it frozen for longer, surely bacteria and mould cannot grow ...
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Pemmican -- how was it prepared without metal tools?
The wikipedia article states that "The meat was cut in thin slices and dried, ...".
Well so, but how would the people who chased a heard of grazers down a cliff some 10k years ago cut the meat into ...
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Does anyone pre-juice their fruit juice for sale?
I would like to know if there are stores out there that that pre-juice their fruit juices on the eve of sale, perhaps for 24-hours only since juicing. Have they been successful? What are the methods ...
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Are rinsed out plastic milk jugs safe for storing water?
Over some time I have accumulated several plastic milk jugs and I'm considering using them to store water in case of an emergency. I've rinsed them out and left them to dry, but should I worry about ...
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Does canned tuna contain preservatives?
I want to know how the tuna can be kept for so long in a can. Do they use preservatives? Or is it just tuna and water (or oil or brine)?
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What are the guidelines for creating a canning recipe?
I am looking for the criteria that make an acceptable recipe for canning. Most sites say to only use approved canning recipes and not make substitutions, which is totally understandable, but surely ...
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Adjust salt (in mushrooms)
My goal over the last year has been to reduce the amount of waste that comes out of my home. That means wasting less food and buying fewer items that come in any kind of packaging. When I can, I buy ...
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Mushy homemade dill pickle chips
We made about 13 gallons of homemade dill pickles last summer. These are made with vinegar, not the fermented type. Water bathed for 15 minutes in quart jars.
We kept the whole cucumbers on ice over ...
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What should I look for when choosing tomatoes for pasta sauces?
What factors should I take into account when selecting tomatoes for sauces?
Background: I'm growing my own tomatoes, and I need to start germinating soon. Taste and production are my 2 first ...
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How can I preserve refrigerated cashew / almond milk by at least 2 months?
How can I preserve refrigerated cashew / almond milk by at least 2 months?
I tried citric acid, but a very bad taste and smell resulted.
Does anyone know what can i use naturally to prolong the life ...
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I am attempting to preserve the shelf life of ice tea up to six months with citric acid, I need a perfected ratio?
I am attempting to preserve the shelf life of ice tea up to six months with citric acid, I need a perfected ratio?
I have tried several ratio, but still end up with molds in a week time not ...
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