Canning beets is straightforward once you pick the right method. Plain beets packed in water are a low-acid vegetable. They must be processed in a pressure canner. Pickled beets, made with enough 5% vinegar, become a high-acid food and can go through a boiling-water bath. Those two paths are not interchangeable.
The work is the same at the start: scrub, boil until the skins slip, peel, and cut. After that, the jar, liquid, headspace, and canner change. Get that choice right and the rest is timing, altitude, and a few habits that keep color, texture, and seals in good shape.
Decide first: plain beets or pickled beets
Use this as the decision, not an afterthought.
| Plain canned beets | Pickled beets | |
|---|---|---|
| Canner | Pressure canner only | Boiling-water bath (tested recipe) |
| Liquid | Fresh boiling water | Vinegar-sugar brine |
| Headspace | 1 inch | 1/2 inch |
| Flavor | Earthy, ready for cooking | Sweet-tangy, ready to eat |
| Best use | Soups, sides, Harvard beets made at serving | Relish trays, salads, sandwiches |
| If you skip the right canner | Unsafe | Unsafe if vinegar is reduced |
A pressure cooker or multi-cooker is not a substitute for a pressure canner unless the manufacturer has published tested canning instructions for that model. Most electric cookers never reach or hold the temperature needed to destroy Clostridium botulinum spores in low-acid food.
If you want a pantry staple you can season later, pressure-can plain beets. If you want a finished condiment and you do not own a pressure canner, pickle them with a tested recipe.
How many beets you actually need
Weights are for beets without tops:
- About 21 pounds fills 7 quarts
- About 13½ pounds fills 9 pints
- A bushel (about 52 pounds) yields 15 to 20 quarts
- Plan on roughly 3 pounds of trimmed beets per quart
Smaller pieces pack tighter, so cubed beets use more pounds per jar than whole baby beets.
Choose beets that can well
Beets 1 to 2 inches across are the best quality for whole packs. Beets larger than about 3 inches often turn fibrous after processing. Cut those into ½-inch slices or cubes, and halve or quarter oversized slices so heat can move through the jar the way the process time assumes.
Freshness matters more than people expect. Old, woody, or long-stored beets lose sweetness and fade more in the jar. Detroit Dark Red, Ruby Queen, Red Ace, Cylindra, and golden types are commonly used for canning. Golden beets follow the same safety rules; they simply stain less.
Do not discard the greens if they are clean and tender. They are a separate food. Can them as greens in a pressure canner, cook them fresh, or freeze them. They do not go in the same jar as the roots.
Prep that protects color and safety
Leave about 1 inch of stem and the taproot attached while the beets boil. Cutting them flush first opens the flesh and lets pigment bleed into the cooking water. Scrub well, cover with boiling water, and cook until skins slip—usually 15 to 25 minutes for canning prep, longer if the beets are large.
Cool only enough to handle. Slip off skins, then trim stems and roots. Keep the beets warm. Official directions are a hot pack: warm beets into hot jars.
Do not reuse the beet cooking water in the jars. It is dirty, cloudy, and can dilute acid in a pickle brine. Cover plain beets with fresh water that has been brought to a boil. For pickles, drain and discard the cooking liquid before you add brine.
Wear gloves if red beets stain your hands. A splash of vinegar on a cutting board helps lift color after you finish.
How to pressure can plain beets
This is the USDA / National Center for Home Food Preservation method for whole, cubed, or sliced beets.
You will need
- Fresh beets
- Water
- Optional canning or pickling salt (flavor only): ½ teaspoon per pint, 1 teaspoon per quart
- Clean pint or quart jars, new lids, rings
- Pressure canner with a rack
Steps
- Wash jars. Keep them hot. Prepare lids according to the manufacturer.
- Prep beets as above. Leave baby beets whole. Cut larger beets into ½-inch cubes or slices.
- Add optional salt to each jar.
- Pack hot beets into hot jars. Cover with fresh boiling water, leaving 1 inch of headspace.
- Remove air bubbles. Recheck headspace. Wipe rims. Apply lids and rings fingertip-tight.
- Load the canner with the amount of water your manual specifies. Vent steam for 10 minutes before bringing the canner to pressure.
- Process for the time and pressure that match your canner type and altitude. Start the timer only after the canner reaches the correct pressure, and do not count time if pressure drops.
Dial-gauge pressure canner
| Jar size | Time | 0–2,000 ft | 2,001–4,000 ft | 4,001–6,000 ft | 6,001–8,000 ft |
|---|---|---|---|---|---|
| Pints | 30 min | 11 lb | 12 lb | 13 lb | 14 lb |
| Quarts | 35 min | 11 lb | 12 lb | 13 lb | 14 lb |
Weighted-gauge pressure canner
| Jar size | Time | 0–1,000 ft | Above 1,000 ft |
|---|---|---|---|
| Pints | 30 min | 10 lb | 15 lb |
| Quarts | 35 min | 10 lb | 15 lb |
Let the canner depressurize naturally. Do not run cold water over it or fan it. Sudden cooling pulls liquid out of jars and can weaken seals. Wait until pressure is at zero, wait a few more minutes, then open the lid away from you. Lift jars straight up onto a towel. Leave them undisturbed 12 to 24 hours.
There is no tested raw-pack method for plain beets. Raw roots trap more air, siphon more liquid, and do not match the heat-penetration data behind these times.
How to water-bath can pickled beets
Use a research-tested brine. Do not reduce the vinegar, swap in untested acids, or stretch the batch with extra water. The official NCHFP pickled beet recipe below is the baseline most extension offices still teach.
Ingredients (about 8 pints)
- 7 pounds beets, 2 to 2½ inches in diameter
- 4 cups vinegar (5% acidity), white or cider
- 1½ teaspoons canning or pickling salt
- 2 cups sugar
- 2 cups water
- 2 cinnamon sticks
- 12 whole cloves
- 4 to 6 onions, 2 to 2½ inches across, optional
Steps
- Trim tops, leaving 1 inch of stem and the roots. Wash and sort by size.
- Cover similar sizes with boiling water. Cook until tender, about 25 to 30 minutes.
- Drain and discard that liquid. Cool, slip skins, trim, and slice ¼ inch thick. Slice onions thin if using.
- Combine vinegar, salt, sugar, and fresh water. Tie spices in a cheesecloth bag and add them. Bring to a boil.
- Add beets and onions. Simmer 5 minutes. Remove the spice bag.
- Pack beets and onions into jars, leaving ½ inch headspace. Cover with hot vinegar solution, still ½ inch headspace.
- Remove bubbles, wipe rims, and apply lids.
Boiling-water process times for pickled beets
| Jar size | 0–1,000 ft | 1,001–3,000 ft | 3,001–6,000 ft | Above 6,000 ft |
|---|---|---|---|---|
| Pints or quarts | 30 min | 35 min | 40 min | 45 min |
Baby-beet variation: Use 1- to 1½-inch beets and pack them whole. Onions can be omitted.
Spices can usually be adjusted. Vinegar strength and the vinegar-to-water ratio cannot. If a family recipe uses less vinegar or a different acid, treat it as a refrigerator pickle unless you can match a current tested formula.
Cooling, seals, and storage
After 12 to 24 hours, check seals. The lid should be concave and should not flex. Remove rings, wash the jars, label with contents and date, and store in a cool, dark place. Best quality is usually within 12 months, though sealed jars kept in good conditions remain usable longer.
If a jar did not seal, refrigerate it and use it soon, or reprocess within 24 hours with a new lid and a full process time. Do not store jars with rings left on. Rings hide failed seals and trap moisture that rusts the lid.
Before opening any home-canned low-acid food, inspect the jar. Discard without tasting if the lid is bulging, the seal is broken, the liquid is foamy or slimy, or the smell is off. Botulinum toxin does not always announce itself with odor or obvious spoilage, which is why the process has to be correct in the first place.
Why canned beets look pale, pink, or cloudy
This is the question that shows up after almost every first batch.
Pale beets in red liquid. Betalain pigments are heat-sensitive. Some color moves into the liquid during processing. The food is still safe. Color often deepens after a few days at room temperature. Young, dark-red varieties keep more pigment than oversized or older roots. Leaving the stem and taproot on during the first boil helps. Overcooking before packing and extra process time work against you.
White rings or faded flesh. Often variety or maturity, not a failed batch.
Cloudy liquid. Hard water, table salt instead of canning salt, or starch from the beets can cloud the jar. If the beets are firm, the smell is normal, and the seal is good, cloudiness from minerals or starch is a quality issue. If the liquid is murky and the food is soft, treat it as spoilage and discard it.
Black or dull brown beets. Iron in water or reactive cookware can darken beets. Bacterial spoilage also darkens food and usually comes with a bad smell and soft texture. When in doubt, throw it out.
A small amount of vinegar, lemon juice, or citric acid is sometimes added to plain beet jars to help hold red color. That is a quality trick, not a safety change. It does not make plain beets safe for a water bath.
Mistakes that cause the most trouble
Water-bath canning plain beets. Boiling water does not get hot enough to destroy botulism spores in low-acid vegetables. Pickling is the only water-bath route.
Using the cooking water. It dirties the jar and, in pickles, can weaken the brine.
Changing piece size without changing the plan. Process times assume ½-inch pieces or small whole beets. Packing large whole roots in a recipe written for cubes can under-process the center.
Canning Harvard beets or any thickened sauce. Commercial Harvard beets are made under factory controls. At home, starch and sugar sauces slow heat transfer. Can the beets plain, then thicken and sweeten them when you open the jar.
Skipping altitude adjustments. Weighted-gauge canners jump from 10 pounds to 15 pounds above 1,000 feet. Dial-gauge canners add pressure in steps. Using sea-level pressure at elevation under-processes the food.
Over-tightening rings or cooling the canner fast. Both increase siphoning. A jar that loses a lot of liquid can still be safe if it sealed and the food stayed covered, but quality drops.
Canning poor beets. Processing will not fix woody, pithy, or stale roots.
How to use what you canned
Drain plain canned beets and treat them as already-cooked. Warm them with butter and salt, glaze them at serving time for Harvard-style beets, fold them into borscht, roast them briefly to concentrate flavor, or chill them for salads. The packing liquid is edible. Unsalted liquid can go into soups, smoothies, or baking as a color booster.
Pickled beets are ready from the jar. Serve them with onions from the brine, beside roast meats, or chopped into potato salad. Opened pickled beets keep in the refrigerator; use them within a few weeks for best texture.
If urine or stool turns pink after a beet-heavy meal, that is usually beeturia. It is a pigment effect, not a canning defect.
Frequently asked questions
Can you can beets without a pressure canner? Only if they are pickled with a tested 5% vinegar recipe and processed in a boiling-water bath. Plain beets cannot.
Do you have to peel beets before canning? Yes. Official directions call for peeling after a brief boil so skins slip. Unpeeled beets are not the tested pack.
Is salt required? No. Salt in plain canned beets is for flavor. Use canning or pickling salt if you add it so the liquid stays clearer.
Can you can golden beets the same way? Yes. Same acid issue, same process times, same headspace.
How long do home-canned beets last? Use sealed jars stored cool and dark within a year for best color and texture. Quality declines after that even if the seal holds.
Why did liquid siphon out of the jars? Common causes are leftover air bubbles, tight rings, fluctuating pressure, or cooling the canner too fast. If the lid sealed and the food still looks and smells normal, the jar is generally considered safe; refrigerate after opening.
Can you freeze instead? Yes. Cook, peel, cool, pack, and freeze. Freezing avoids the pressure-canner step and keeps a closer-to-fresh texture, but it uses freezer space instead of a shelf.
Follow a current USDA or NCHFP recipe, match the canner to the product, and adjust for altitude. That is the difference between a jar you can trust and a jar you should not open.