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

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8
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5answers
1k views

Are bubbling preserved lemons a sign of spoilage?

I recently made preserved lemons using a recipe from Jerusalem: The Cookbook. Having poked around a variety of recipes online, it's pretty much the same as all the rest: Lots of salt, squeeze out the ...
0
votes
1answer
56 views

Is sticky pepperoni a sign of spoilage?

My child ate some pepperoni that was sticky, but didn't smell or taste bad, and was before the expiration date. Is that a sign that it might've spoiled early, or was it likely still safe?
5
votes
1answer
105 views

Small batch of sauerkraut smells yeasty

As an experiment, for my first attempt, I'm making a small batch of sauerkraut. Small like less than 1/3 of a head. Its setup is pretty amateur, no professional airlock. Anyway, it's been going for a ...
-2
votes
1answer
58 views

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 ...
1
vote
1answer
98 views

Why are eggs not stored in the fridge better in baking?

I have always wondered why baking with refrigerated eggs VS room temperature eggs comes out much better. Can anyone explain why please?
8
votes
4answers
7k views

Do tinned foods go off (stale)?

This morning I found a tin of baked beans with a best before date of August 2014. A colleague of mine told me that it's perfectly safe to eat, and that tinned foods never go off. Can this be true? Do ...
1
vote
2answers
54 views

Cheese making, acidic whey, denatured protein

I wish to know. Does protein in acidic whey gets denatured and is it unfit for consumption. By acidic whey I mean whey which was made through citric acid as splitting agent for making panner(cottage ...
9
votes
3answers
328 views

Pressure canning instructions

Where can safe and reliable instructions (including high and low altitude canning) be found for canning?
1
vote
2answers
154 views

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 ...
6
votes
1answer
112 views

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 ...
0
votes
1answer
34 views

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 ...
1
vote
2answers
106 views

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 ...
3
votes
3answers
4k views

Make spring rolls in advance

I'm making some spring rolls for a party on Friday. As I will not be able to make them the same day I was wondering what the best option would be. I will have the possibility of frying them directly ...
3
votes
2answers
1k views

Why can't I scale up jam/jelly recipes?

Pectin packages always explicitly state that jelly/jam recipes cannot be scaled up. My own empirical evidence is limited but I did have a doubled batch not set so I no longer double the batches. ...
2
votes
2answers
71 views

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 ...
6
votes
5answers
3k views

Plum preserving/storage method that tastes like plums, not prunes (I just picked 30 lbs)

I just did some neighborhood foraging and picked 30 pounds of red plums. They are delicious, but even I will have trouble eating them all this week. Last year we made jam/preserves but it ended up ...
14
votes
1answer
9k views

Why don't dry bread crumbs spoil, when bread does?

Why don't store-bought bread crumbs spoil? Can you make your own bread crumbs and save them for later use? Will homemade breadcrumbs mold?
6
votes
6answers
26k views

Frying - Oil foams

I am relatively new to deep-frying. Having seen the questions about oil reuse and conservation, I'm still at a loss about what's going on with my oil... My sunflower oil foams like crazy. I've been ...
6
votes
5answers
54k views

How to dry homemade pork sausages with proper humidity and temperature?

I am new to this and am attempting to dry some pork sausages. I was told to add a quarter pound of salt for every ten pounds of pork meat, which I did (I used ordinary table salt). I have the sausages ...
0
votes
1answer
81 views

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 ...
4
votes
1answer
58 views

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 ...
6
votes
1answer
1k views

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)?
3
votes
1answer
83 views

Water + Sugar Solution Preserves Bread?

I've heard that by coating bread with a solution of water and sugar can preserve it from mold. Is this true? If not, then my Science Fair Project will be a bust.
0
votes
1answer
43 views

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 ...
1
vote
1answer
93 views

Cure #1 in Brine for Brisket

I'm trying for the first time to cure a second cut brisket (1.8 lbs.) to make pastrami (after curing the meat I will smoke it and then steam it). I followed a recipe from the Stanley Marianski book ...
2
votes
2answers
110 views

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 ...
67
votes
1answer
36k views

How long can I store a food in the pantry, refrigerator, or freezer?

How do I know if a given food or ingredient I have is still good, or if I should discard it? How can I best preserve a food or ingredient? This broad question is intended as a "general reference" ...
4
votes
2answers
294 views

Do tinned anchovies need to be sold cold for food safety or quality reasons?

Anchovies, tinned or in glass, is sometimes kept and sold cold. I don't see that happen with other foods. Is there a food safety reason for this? If so, does it mean that they also need to be kept ...
0
votes
1answer
69 views

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 ...
1
vote
1answer
50 views

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 ...
0
votes
2answers
72 views

How to preserve coated popcorn?

I have an idea for making coated popcorn with caramel or marshmallow. I have not tried this yet. I do know popcorn gets hard and tasteless quite easy. Is there a different technique I can do or add a ...
1
vote
2answers
610 views

Cutting the stems of banana instead of wrapping them when preserving them

I am searching for a ways to preserve the banana, and most of the time they said that I need to wrap the stems in a plastic or scotch tape so the gas wont come, they said that this gas is the reason ...
2
votes
1answer
43 views

How to turn pasta sauce into a longer-lasting ketchup?

I was making a bacon sandwich earlier and I have some nice jars of tomato pasta sauce in the cupboard. I thought it'd make a great relish but it would go off too quickly in the fridge to make i ...
8
votes
3answers
285 views

Why do fridge temperature standards between US and other countries differ?

US recommendations always go for +4°C at most, and this would correlate with how the danger zone is defined in the pertinent literature. In Germany, most literature (and also the specification next ...
25
votes
13answers
22k views

Is there anything I can add to homemade bread to preserve it?

I love making our own bread - we rarely buy shop bought, but it tends to go off very quickly. Part of the appeal is that it doesn't have any "junk" in it - artificial preservatives - which I'm sure ...
0
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0answers
12 views

How to add preservatives? [duplicate]

I have a mayo based product that I would love to make shelf stable. I just don't know how. Can anyone point me in the right direction please?
0
votes
0answers
18 views

How long will a wheel of cheese keep? [duplicate]

I am planning to go up to Vermont this spring to visit Jasper Hill Farms and Shelburne Farms to buy a wheel of cheese each from their cheddar houses. Once I cut into the wheel, how long before it goes ...
0
votes
1answer
35 views
0
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2answers
73 views

How do I prevent opened canned tuna from going stale?

I want to start buying those big tuna cans to save on costs, but I know that after one day at the fridge opened tuna becomes stale. It loses its tangy flavor and gets a rubbery texture. Is there a way ...
0
votes
0answers
14 views

Mayo-Herring in fridge [duplicate]

I make a non-dairy cream sauce out of mayonnaise and sugar that I use for my standard pickled herring. My wife is nervous that the pickling agent causes the mayo to go bad rather quickly, even though ...
1
vote
0answers
27 views

can I safely pressure can potatoe soup w/milk in it?

Can I safely pressure can potato soup with milk in it? I made potatoe soup and would like to can it for later use. Problem is I already put milk in it. Do I have any alternative ways to preserve it? ...
1
vote
3answers
2k views

How much citric acid to use to preserve vegetarian jelly?

I am making a vegetarian jelly using Carrageenan. I am hoping to make a batch to give out as samples to friends etc. (hoping to market it eventually). Does anyone know what concentration of citric ...
15
votes
12answers
30k views

Can I make pickled eggs that don't require refrigeration?

This time of year I have a ton of extra eggs. In the winter I have fewer. I have, therefore, been experimenting with egg preservation techniques. I like pickled eggs a lot. They aren't very versatile ...
2
votes
0answers
106 views

What is the best way to preserve oyster stew?

Now that the holidays are over, my local grocery store has a glut of pints of pre-shucked oysters they need to unload. I can't pass that up, so I thought I would make a whole mess of oyster stew or ...
4
votes
0answers
60 views

How to dry/preserve whole oranges [closed]

I recently made an orange pomander ball and I want to dry it so that I can use it in the future but I live in a fairly foggy and dreary area so it would be hard to simply set it out. Does anyone have ...
6
votes
2answers
46k views

How long will fresh scallops keep in the refrigerator?

Today I bought one pound of fresh scallops from the seafood counter at the local market, but my dinner plans have changed - I am no longer planning to cook the scallops this evening and I don't ...
3
votes
2answers
2k views

How long should I mature my mincemeat before making Mince Pies?

Having decided on the spur of the moment to make Mince Pies with home-made mincemeat (a mixture of chopped fruit, distilled spirits, spices, and fat), I'm wondering if I really should leave the fruit ...
8
votes
5answers
15k views

Why do they put the jelly-like substance in pork pies?

I don't like the jelly-like substance found in between the pastry and meat of pork pies, and I don't know anyone that does, so I was wondering why they put it in. Or is it a by-product of the ...
2
votes
1answer
129 views

packaging an uncooked/raw hot sauce

I make a hot sauce with peppers,parsley,garlic,salt and olive oil. I have to freeze it in jars otherwise it ferments. Is there a way to package a raw/ uncooked product without fermentation?
3
votes
1answer
100 views

How to preserve homemade chocolates?

I make my own homemade chocolates, fillings are also prepared by me. The question is how to preserve the chocolates for a long period of time? As in keeping it in a refrigerator is it the right way ...