How To Can Food Without A Pressure Cooker: Yes or No?

Seb Lee

Last updated: July 27, 2023

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Want to know how to can food without a pressure cooker? Or whether or not it's even possible? Stick around and I'll share some time-tested anecdotes that will give you the answer.

If you're looking to follow some simple step-by-step instructions how to can food without a pressure cooker, this article is for you.

Before you get started, you should know that canning food without a pressure cooker in the ways described are not approved by the USDA. Please treat this information as entertainment only and certainly not as advice.

Having said that, the methods described herein have purportedly been used for centuries by the Amish and other agrarian cultures throughout time and I'll try to reference them appropriately where I can.

With this in mind, you should read with care and make absolutely sure that you understand what you are reading and you always follow established, time-tested recipes to the letter.

And, as always, remember the golden rule of food preservation: if it looks off, smells off and tastes off; it's off.

Your ancestors knew how to can food without a pressure cooker

It's always wise to be cautious when it comes to preserving food but likewise, it's also important to remember that your ancestors knew how to store and preserve food for the long term without electricity and without a pressure cooker; which means that if they could do it, so can you.

What's The Difference Between a Pressure Cooker and a Pressure Canner?

Pressure cookers are usually small, electrical cooking pots used for cooking food quickly at high temperatures. Pressure canners, on the other hand, are larger and specifically designed for preserving foods.

You can't really use pressure cookers for canning because generally, they are too small to do it safely.

The USDA recommended pressure processes for low-acid foods is to use a canner that holds at least four (4) quart-size jars standing upright on the rack, with the lid in place.

Most pressure cookers are not large enough to hold this. As a consequence, this makes them generally unsuitable for preserving low-acid foods.

The terms however are often used interchangeably when talking about canning and preserving food so be mindful – especially if you don't own either yet and are thinking of which pressure cooker is the best for preserving food at home.

What is a Pressure Canner?

A pressure canner is a large pot that is used for preserving food by canning. It has a locking lid, a pressure regulator (for regulating pressure), and a steam exhaust overpressure plug. It is needed to can low-acid foods like red kidney beans, chickpeas, and stews.

It works by raising the internal pressure inside the canner above the external atmospheric pressure by using steam, water, or both. This increased pressure helps raise temperatures inside the canner high enough to kill all microbes that may be in your food.

With a pressure canner, you can also preserve high-acid foods like fruits, jams, and pickles, too.

How to Can Food Without a Pressure Cooker (safely)

Of course, your ancestors never had access to fancy pressure cookers, so it won't surprise you to learn that you can preserve food without a pressure cooker by using the simple water bath canning method.

With the water bath canning method, you’ll still need to follow the rules to the letter for time and temperatures depending on what you're preserving.

Oftentimes these lessons, like family recipes, are handed down through generations: so discount them at your peril!

Pickled cucumbers in kilner jars

Water Bath Canning Method

I'll describe the water bath canning method here as told 2nd hand via people who claim they have direct experience of Amish methods. The Amish, as you know, have been canning food (everything!) for centuries, and should therefore be considered an authority on the topic.

The method is really simple and involves:

  • Adding your food to be preserved to a mason jar and then covering them with a brine
  • Placing the jars into a pan of water
  • Bringing the pan to a boil to kill off any bacteria inside the jars whilst also
  • Creating a vacuum inside the jar and ‘sealing' it

Important Note:

Although the method has been used by the Amish for centuries, it is not approved by the USDA for the wide range of things the Amish use it for (basically everything), so use your discretion.

How To Can Food Without A Pressure Cooker Using The Water Bath Canning Method:

  1. Wash and prepare your food (wash then cut up to suitable size).
  2. Create a water solution (brine) with 1 teaspoon of salt per quart and 1 tablespoon of vinegar per quart of water.
  3. Add your food into the jars, filling to the jar neck.
  4. Pour over your brine, filling the jar to the neck.
  5. Run a knife or spatula around the edges of the jar to let any trapped air escape.
  6. Place the jar sealing lid with the rubber ring on the jar.
  7. Screw the ring top to touch tightness (not overly tightened).
  8. Place your jars into your pan and bring the water to a boil.
  9. Leave on a rolling boil for as long as your recipe requires.

Different recipes will require different lengths of time to boil.

How Long Should You Boil Your Jars When Water Bath Canning?

Fruit Boiling Water Bath Time Table in MINUTES

FruitPints & Half PintsQuartsHalf Gallon
Apples253040
Applesauce202535
Apricots253040
Strawberries151525
Cherries202535
Cranberries151525
Currants202030
Dried Fruits151525
Figs9090100
Fruit Juice151525
Grapefruit202030
Grapes202030
Nectarines202030
Peaches253040
Pears253040
Pineapple303040
Plums253040
Rhubarb202030
Tomato Juice404555
Tomato Sauce404555
Salsa202535

Vegetable Boiling Water Bath Time Table in MINUTES

VegetablePintsQuarts
Asparagus3040
Green Beans2025
Lima Beans4050
Beets3040
Broccoli2540
Brussel Sprouts4555
Cabbage4555
Carrots2530
Cauliflower2540
CreamCorn85N/A
Corn5585
Eggplant3040
Greens7090
Hominy6070
Mushrooms45N/A
Okra2540
Onions4040
Peas4040
Bell Pepper3535
Pimento & Peppers35N/A
Potatoes4040
Pumpkin5590
Rutabagas3535
Soybeans8080
Summer Squash5590
Winter Squash5590
Sweet Potatoes6590
Turnips2025
Pinto Beans7590

How long will canned food last?

Canned food, if canned at the correct temperature for the correct amount of time, will last for years as long as the seal is good (meaning you have a vacuum inside the jar).

You can check whether or not you achieved a vacuum seal by pressing the lid of the preserving jar. If it ‘pops', you haven't got a perfect seal and you'll need to keep your jar in the refrigerator and eat within two weeks or try to water bathe it again in your next batch.

As always, if you see any mould, discoloration, smell a foul smell, or notice the lid bulging, throw away the food.

What other methods of food preservation are there?

Canning isn’t the only way to preserve more of your harvest. You can also dry fruits and vegetables, make jams and sauces, or pickle your produce.

Fore more in depth information about alternative methods of food preservation, visit our dedicated guide.

One more thing, before you go…

If you can't afford a pressure canner, (or if you just prefer low tech methods like I do) you can still preserve food long-term by using the ancient water bath canning method.

Although many current institutions (like the USDA) will tell you that certain foods need to be pressure canned, the great authority of our ancient ancestors and, more recently, the Amish, would suggest otherwise.

Everything can be water bath canned; you just need to know the correct recipe and cooking times.

That's not advice, by the way, it's just another rabbit hole requiring your attention and discretion to discern truth from illusion.

If you have a canning recipe you'd like to share or an ancient secret you're willing to offer that can help your fellow canners, homesteaders and self sufficiency seekers learn how to can food without a pressure cooker safely, please leave a comment in the comments section below.

Seb Lee
Author

Seb Lee

Sower of Seeds

Hello, you beautiful living being! I'm Seb; and I'm striving to become self-sufficient by the end of 2025. I started bournebright to bring together a community of likeminded souls looking to do the same.

6 thoughts on “How To Can Food Without A Pressure Cooker: Yes or No?”

  1. I have run out of freezer space for tomatoes that I processed to use as a base for Bolognese, Chili etc., so my last batch which filled one 800ml Mason Jar I processed in the oven.
    I have been looking on Ebay for a water bath canner, but they all appear to be shipped from the USA and with the Postage and Import charges added, are out of my reach, and the Pressure Canners are far too expensive for me. They only have one posted from the UK and it is too small. Would it be safe to use a large stainless-steel stockpot with a canning trivet instead?

    Reply
  2. Hi Seb Lee,

    I hope this finds you well!

    I was wondering about the brine. Since we use the same brine for everything…is everything going to taste pickled?

    Thanks!!
    Athea

    Reply

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