Questions about food being preserved into glass jars, metal cans, or other air-tight containers using a variety of heat treatment steps to ensure an reasonable level of pasteurisation and/or sterilisation

learn more… | top users | synonyms (1)

7
votes
1answer
1k views

How long is SPAM really good for?

I wanted to buy some SPAM for my zombie apocalypse survival kit, and I noticed that it had an expiration date in 2013. Should I be concerned? I've heard it will last more than 25 years.
3
votes
1answer
570 views

Hand operated can sealer

Do hand operated can sealing machines work as well as commercial automatic machines in terms of seal quality and storage life? Keen to give it a go, but can't locate any hand can sealing machines. ...
4
votes
2answers
3k views

What can I do if I didn't process my salsa long enough?

I made salsa last week, and processed the jars (quarts) for 20 minutes (may have been 25, I forgot to note exactly when the water started to boil). I got my times mixed up for the salsa and some ...
7
votes
1answer
294 views

Does cornstarch affect the pH of what I'm cooking?

I'm considering canning some fruit compotes to use with yogurt, and the recipe I want to use (which was not designed with canning in mind, found here: ...
6
votes
2answers
863 views

Stockpot double as beer brewing pot

I wanted to buy a large stockpot for canning tomato sauce and be able to use the same pot for the double purpose of beer brewing. I'm considering Update International Stainless 40 Qt. stockpot. It has ...
10
votes
5answers
7k views

Method of canning without pressure canner?

I'm debating canning but I don't have a pressure canner. I was just wondering what the best method to can would be since I don't want to get botulism and I want the canned food to last for a long ...
4
votes
1answer
68 views

Keeping ripe pears for canning later

I picked my pears Labor day weekend like I always do but when I went to can them the following weekend only about 1/4 of them were ripe. Now the rest are all very ripe and there is no way I can get to ...
2
votes
1answer
142 views

How to take canned beans out of jar?

Is there any method to take canned beans out of the jar without spoiling the beans, as they are kind of sticking on each other?
15
votes
2answers
3k views

Why peel tomatoes?

Everyone seems to think it is necessary to peel tomatoes before canning or freezing them. Since I do not peel tomatoes when I'm cooking with them (soups, salsa, etc.), I'm wondering if I can freeze ...
4
votes
2answers
562 views

How can I keep my jam from overcooking while I process it?

As we've rolled into fruit season this year I've started canning up some jams using a traditional boiling process in my big stock pot (though I'm getting pretty close to investing in a pressure canner ...
1
vote
2answers
3k views

How to make Grape Must

I just bought some grape must - it's a must on spinach salad! I am thinking of turning some of my own homemade concord grape juice into the same. Any advice, other than to reduce by slow boiling? Can ...
4
votes
1answer
186 views

How can I avoid limp strawberries?

When using strawberries to make a preserve (canning process), they become limp and lose colour Is there a way to avoid this?
6
votes
1answer
322 views

Can I can bacon?

This question is my wife's. I don't want to save bacon for later. I have seen commercial canned bacon for long term food storage and camping, etc. Is it possible to can bacon at home? Does it have ...
3
votes
2answers
485 views

How do I make shelf stable legume dishes in vacuum bags?

how do I make shelf stable cooked legumes in vacuum sealed bags at home?
7
votes
2answers
195 views

How to determine if canning is safe?

How can I tell if it is safe to can a particular homemade sauce? Is it just a function of pH and technique (pressure vs boiling water) or are there any other factors in play? Specifically, I would ...
4
votes
1answer
2k views

Has anyone had experience canning with “Quattro Stagioni” Jars?

I am in the midst of canning a variety of items that require either boiling water bath processing or pressure canning. I usually use a two part lid and screw band (Ball or Kerr) with jars, but this ...
11
votes
3answers
4k views

Will botulism growing in my home-canned vegetables pop the lid?

I remember that in my biology class in high school the teacher told showed us a puffed up can of pineapples which he claimed had botulism in it. Is that remotely true? and if so, can I tell if my ...
2
votes
1answer
78 views

How long should I wait until I put new jars in?

Currently canning some banana peppers. I have a large stock pot set up with a 3 jar canning rack. I just finished a round of jars in the stock pot and the water was boiling. How cool should I let the ...
4
votes
4answers
2k 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 ...
10
votes
2answers
1k views

Can I can vegetables using sous-vide?

My girlfriend and I were talking about the summer produce season approaching and hit on the idea of canning sous-vide. That is, rather than sterilizing by high heat for a short amount of time, you ...
4
votes
3answers
774 views

Can you safely can homemade caramel/butterscotch syrup?

I've done canning of jams and jellies. I would like to make caramel and butterscotch syrups and jar them to give away, too, but I'm not sure if this is do-able since they contain butter and cream. Can ...
7
votes
1answer
708 views

Does a dishwasher sterilize bottles?

I'm making tomato relish and am wondering if I can sterilize jars adequately by putting them in the dishwasher?
12
votes
2answers
2k views

How to recover jam that has set too hard?

Every time I make jam I always manage to set it too hard. Is there any way to recover it once it's done this?
5
votes
3answers
625 views

Does canning stock raise its temperature too high?

I've read that the ideal way to make stock is to: crack the large bones place the carcass in a stock pot cover with water bring it to a simmer (not a boil) on the stove place the whole thing in ...
4
votes
3answers
2k views

What are the costs to consider when making jam?

I am trying to dertermine what kinds of jam are particularly cost-effective to make at home. I have been given a few bits of equipment for jam making, and am looking forward to getting started. We ...
0
votes
3answers
115 views

Culinarily Flexible Pepper

I'm planning next years garden, and want to know what the most culinary flexible pepper to plant would be. I plan on using peppers for canning & chili.
8
votes
3answers
228 views

Pressure canning instructions

Where can safe and reliable instructions be found for canning? Including high and low altitude canning.