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

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4
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1answer
226 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?
4
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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 ...
4
votes
3answers
930 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 ...
4
votes
6answers
13k views

Is there a definitive way to know if a tin can is lined with BPA?

Many tin cans are lined with BPA which has been connected with various health issues in various studies. Is there a way to determine whether a can of food contains BPA lining? Can the place of ...
3
votes
2answers
3k views

Should I boil canned food in water?

Do I have to boil canned food, specially tuna can, in water for twenty minutes? I think it's necessary to prevent food poisoning by botulism. However, currently that I am in Europe, I have not seen a ...
3
votes
2answers
1k views

Should I throw away a jar of olives that fizzed and bubbled upon opening?

Like the title says, I opened a jar of locally produced olives and it started to bubble like seltzer. Is it unsafe to eat?
3
votes
3answers
22k views

Can I use citric acid instead of lemon juice when canning?

I am making wine jelly and have run out of lemons. I have some citric acid in the pantry. Can I use the citric acid instead? The jelly calls for half a cup of lemon juice. If I can use it, how much ...
3
votes
2answers
502 views

Canning chili with beans

We're going to try canning some homemade chili with canned kidney beans. Question: Would it be best to add the beans right before canning so they don't get over cooked or do you think there would be ...
3
votes
2answers
708 views

Canning tomato sauce problem, jar broken in boiling method

It was my first try to canning tomato sauce but I failed. I prepared a tomato pizza sauce. I boiled a jar and lid then removed it I filled the jar with sauce and left one inch empty space and closed ...
3
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2answers
12k views

Canning in a Pressure Cooker

Well, unfortunately the present my mom got me last Christmas turned out to be a pressure cooker and not a pressure canner. I've read that it is unsafe to can low acid foods using a pressure cooker. ...
3
votes
3answers
191 views

Jam “separates” in processing

I've been making jams and jellies for a while now. While I don't have this problem as much with marmalade, for some reason my jam usually separates when being jarred and canned. By separate, I mean ...
3
votes
1answer
123 views

Canning cheese spreads?

I've been doing some research on canning cheese in half pint jars. A few videos I watched showed some good success with cream cheese but cheddar's seem to change a bit in texture and become a bit ...
3
votes
1answer
279 views

Does glass bottled orange juice taste bad because of leached metals?

I refuse to get glass bottled orange juice any more even when it's on sale because it tastes bad to me. It seems like every glass bottled orange juice I've ever had tastes bad compared to orange ...
3
votes
1answer
236 views

Why hot pack when raw pack is just as fast?

To pick an example, this green bean canning recipe gives the same processing times for both hot and raw pack. Presumably even with raw pack, the 20-25 minute processing time is enough to thoroughly ...
3
votes
1answer
891 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. ...
3
votes
1answer
130 views

While making pepper oil with dry crushed red pepper, do I need to sterilize the jars to store for up to 6 months?

I am planning to make a large quantity of oil cooked with dry crushed red pepper. I fry the oil on low heat with the dry crushed red pepper for awhile and then remove it. I plan to distribute it to ...
3
votes
1answer
938 views

Vacuum sealer exclusively for canning jars?

I'm looking for a vacuum sealer just to vacuum seal canning jars. Presently I use a traditional vacuum sealer for bags that has an accessory port. It's bulky and because it's designed for bags as ...
3
votes
1answer
115 views

How do you safely bottle or “can” bbq meat drippings?

I want to bottle (and store) about 16 oz of barbcue drippings I captured from cooking brisket. Do I have to use the "pressure canning" method to can the drippings, or can I just bottle it using the ...
3
votes
1answer
85 views

Inversion Canning

I tried canning spiced peach jam last night with a friend, and the recipe she found called for the inversion canning method to seal the jars. I should have researched on this last night, before we ...
3
votes
1answer
219 views

Cans are all sealed, but I forgot to boil the closed jars - should I boil them now?

I am relatively new at canning. Last night I made a batch of peach butter using a trusted recipe that I have made and canned before. I sterilized my jars and lids, ladled the boiling peach butter ...
3
votes
2answers
725 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?
3
votes
1answer
515 views

How to get the pits out of clingstone peaches for peach butter

I'm making peach butter. The recipe I have uses the skin on the peaches (you put the peaches in a blender, put them in the slow cooker with sugar and spices, then use an immersion blender at the end ...
2
votes
2answers
495 views

First time canning…forgot to sterilize my jar. Advice please!

I made a jalepeno/banana pepper relish from my garden two days ago and have since realized that I was supposed to sterilize the jar before doing this. My fault for not researching enough at the ...
2
votes
2answers
2k views

Shelf-life of pressure-canned soups - is it still good?

I am just trying to get a rough idea of how long a pressure canned soup can last. We made turkey soup with thanksgiving leftovers, which we canned. I have it dated from 10-28-2012, so it's a little ...
2
votes
1answer
103 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 ...
2
votes
2answers
74 views

Canning lids twisting

doing hot bath for sauerkraut. Cleaning jar rims, adding more salt water to 1 inch of top, putting new lids and rings on jars. Screwing rings on tight. Put jars in canning, filling with cold water ...
2
votes
1answer
106 views

Is it not possible to can some species of fish without adding oil?

Some canned fish is available in oil or brine (e.g. tuna, salmon, saury), while other types of canned fish are only available with oil (e.g. sardines, mackerel). If I were to home can some of the ...
2
votes
2answers
178 views

Is hot water bath canning really necessary?

I made a barbecue sauce that I want to send to a friend (internationally). I bought some mason jars, and was planning to just put the barbecue sauce in there, tighten the lids back on, and ship it ...
2
votes
1answer
119 views

Homemade Preserves

I was given 3 different jars of preserves. They left the jars in the car for 2 days in the heat of Nevada and when they gave to me you could see the jams had turned to liquid. After leaving on the ...
2
votes
2answers
644 views

How can I modify my hot sauce to make it Shelf Stable?

I would like to be able to can and then sell my own hot sauce. The hot sauce I make is a low acid meat (ground beef) and tomato based sauce. I had sent it in to get a shelf life expectancy, and was ...
2
votes
1answer
534 views

How to make shelf-stable chocolate milk?

Based on online reading, it seems like decreasing PH to < 4.5 is the way to reduce spore-former activity. Is it possible to decrease the pH of milk without significantly affecting its taste and ...
2
votes
3answers
2k views

Do I need to boil filled jam/chutney jars? [duplicate]

I want to start making chutneys/jams at home, but am unsure of exactly how to proceed. Friends I've spoken to have said to sterilize the jars, then just put the hot jam/chutney in, and some online ...
2
votes
1answer
151 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?
2
votes
1answer
277 views

Safety of adding dried hot pepper to opened jar of pickles

I have a particular brand of jarred pickles I buy from a local supplier. They're some kind of beer pickle, and the brine has a vinegar and IPA type of taste, and it's loaded with garlic and dill. Very ...
2
votes
1answer
66 views

When canning strawberry preserves can you substitute lime juice for lemon juice?

I am making strawberry margarita preserves and would like to substitute lime juice for lemon juice.. Would that present a problem once I can them?
2
votes
2answers
93 views

water bath processing for jam

When I am canning jam, after filling the jars, can I process the filled jars in a boiling water bath in two batches, or must all the jars be processed immediately after filling?
2
votes
1answer
221 views

Tiny bit of mold on maple syrup—can I still bottle it?

If there's a tiny bit of mold on nearly-finished maple syrup (like, a tiny patch in a pot of 1.5 gal), and it's removed and the syrup is brought back to a boil, is there any particular pathogen that ...
2
votes
1answer
80 views

Can I re-process homemade applesauce canned in a boiling water canner that is too thick and pasty?

The lids sealed well, but I think the apples were not juicy enough (maybe too tart) and the color of the applesauce after canning is slightly green. It's been less than 24 hrs. Maybe I didn't heat it ...
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?
2
votes
1answer
241 views

Can I re-can a batch of salsa that is missing an ingredient?

At the end of last summer we made up a huge batch of salsa and successfully canned it (approximately 8 months ago). My wonderful hubby finished it when I was at work. Now I opened a jar and realized ...
2
votes
3answers
104 views

Is this canning method safe to use for spaghetti sauce? (Boiling the sauce in the jars in the oven)

This technique has been used by my family for decades but I'm wondering how safe it is to kill Botulism spores. Step 1, cook the spaghetti sauce in a large pot (tomatoes, meat, fruits, vegetables, ...
2
votes
0answers
101 views

What is the minimum processing time for salsas?

I found a recipe (Wonderful Salsa at Food.com) that called for it to be processed for 10 minutes. I'm seeing now that other salsa recipes call for 15 or more minutes. Is this true for all salsas, or ...
2
votes
1answer
175 views

Bottling hot sauces

Does anyone make bottles that can be sealed by canning method? I'll be making sauce in a few weeks and I'm looking for long term storage ideas without freezing or refrigeration. If everything else ...
1
vote
1answer
130 views

Why are home canning jars made of glass and not metal?

I was hoping to can some food to take backpacking and looking for metal canning jars for home canning, but as far as I can see, they don't exist. Is there any reason why canning jars are made of ...
1
vote
1answer
136 views

Fresh or dried Garlic

I'm making kosher dill pickles which calls for one clove of garlic.I have some fresh and wonder if fresh or dried garlic cloves is stronger in flavor
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2answers
76 views

Help for thin flavorless jam

I made a blackberry/blueberry jam about 3 1/2 weeks ago. Due to work and school, I lost track of time. The jam came out a little thin (and flavorless). Is it too late to reprocess the jars? It was ...
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2answers
4k 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 ...
1
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1answer
53 views

Can I keep canned peaches in the fridge if water got in during processing?

I followed all the rules to a tee. Unfortunately, before immersing jars for final boiling, I apparently did not tighten the lids enough. I just took them out of the boiling water after 30 minutes ...
1
vote
1answer
115 views

Spicy margarita jelly not setting up

I made a spicy margarita jelly that hasn't set up after almost two weeks - even in the refrigerator it's still "loose." I don't have the exact measurements in front of me, but I soaked a scorpion ...
1
vote
2answers
495 views

Why would hot-packed green beans go bad when still sealed?

My hot-packed green beans went bad. They are still sealed, look nice and green. On the bottom there is a white slime. When I opened a jar they smelled terrible. What happened?