Pickled Pearl Onions — NCHFP

A tested NCHFP boiling-water canning recipe for sweet-and-tangy pickled pearl onions.
Four sealed pint jars of whole pickled pearl onions in clear spiced vinegar brine.

Safety classification

Tested

Testing authority: National Center for Home Food Preservation

Safety reviewed: 09/20/2026

Processing details

Method
Boiling-water canning
Headspace
1-inch headspace
Processing time
Process pints in a boiling-water canner for 10 minutes at 0–1,000 ft, 15 minutes at 1,001–6,000 ft, or 20 minutes above 6,000 ft. Cool 12 to 24 hours and check seals.

Altitude adjustment: Use the exact altitude-adjusted schedule in the cited recipe card.

Safety classification

Tested

Testing authority: National Center for Home Food Preservation

Safety reviewed: 09/20/2026

Processing details

Method
Boiling-water canning
Headspace
1-inch headspace
Processing time
Process pints in a boiling-water canner for 10 minutes at 0–1,000 ft, 15 minutes at 1,001–6,000 ft, or 20 minutes above 6,000 ft. Cool 12 to 24 hours and check seals.

Altitude adjustment: Use the exact altitude-adjusted schedule in the cited recipe card.

Tested source

Tested source. NCHFP Pickled Pearl Onions

Preparation timeline

  1. Prepare hot pint jars and lids. To peel onions, dip a few at a time in boiling water for 30 seconds, then cold water for 30 seconds. Trim 1/16 inch from each end and remove the peel.
  2. Combine vinegar, water, salt, and sugar in an 8-quart pot. Boil gently 3 minutes. Add onions, return to a boil, reduce heat, and simmer until half-cooked, about 5 minutes.
  3. Place 2 teaspoons mustard seed and 1 teaspoon celery seed in each hot pint jar. Fill with onions, leaving 1-inch headspace; cover with hot liquid, leaving 1/2-inch headspace. Remove bubbles, adjust headspace, wipe rims, and apply lids.
  4. Process pints in a boiling-water canner for 10 minutes at 0–1,000 ft, 15 minutes at 1,001–6,000 ft, or 20 minutes above 6,000 ft. Cool 12 to 24 hours and check seals.
  5. For best flavor, let processed jars stand 3 to 5 days before serving.

Equipment

  • Boiling-water canner
  • Canning jars
  • Two-piece canning lids
  • 8-quart stockpot

Visual method guide

  1. Prepare: Prepare hot pint jars and lids. To peel onions, dip a few at a time in boiling water for 30 seconds, then cold water for 30 seconds. Trim 1/16 inch from each end and remove the peel.
  2. Combine or cook: Combine vinegar, water, salt, and sugar in an 8-quart pot. Boil gently 3 minutes. Add onions, return to a boil, reduce heat, and simmer until half-cooked, about 5 minutes.
  3. Fill: Place 2 teaspoons mustard seed and 1 teaspoon celery seed in each hot pint jar. Fill with onions, leaving 1-inch headspace; cover with hot liquid, leaving 1/2-inch headspace. Remove bubbles, adjust headspace, wipe rims, and apply lids.
  4. Process: Process pints in a boiling-water canner for 10 minutes at 0–1,000 ft, 15 minutes at 1,001–6,000 ft, or 20 minutes above 6,000 ft. Cool 12 to 24 hours and check seals.

Safety summary

A tested NCHFP boiling-water canning recipe for sweet-and-tangy pickled pearl onions.

Safety classification: Research-tested home-canning recipe. Use 5% vinegar and follow the specified proportions, pint jar size, headspace, and altitude-adjusted processing.

Do not dilute the vinegar, alter tested proportions, overcook the onions before packing, or use larger jars. No other change is presented here as safe unless the original tested source expressly permits it.

Simmer onions only until half-cooked. For best flavor, let sealed jars stand 3–5 days before serving. If a jar does not seal, refrigerate promptly or reprocess within 24 hours with a new lid and the full tested process.

Editorial review: Safety-critical values are tied to the cited source and must survive imports and audits.

About this recipe

A tested NCHFP boiling-water canning recipe for sweet-and-tangy pickled pearl onions.

Before you begin

Method
Boiling-water canning
Headspace
1-inch headspace
Recipe standard
Use the complete formula and directions in the recipe card.

Safety classification

Tested

Testing authority: National Center for Home Food Preservation

Safety reviewed: 09/20/2026

Processing details

Method
Boiling-water canning
Headspace
1-inch headspace
Processing time
Process pints in a boiling-water canner for 10 minutes at 0–1,000 ft, 15 minutes at 1,001–6,000 ft, or 20 minutes above 6,000 ft. Cool 12 to 24 hours and check seals.

Altitude adjustment: Use the exact altitude-adjusted schedule in the cited recipe card.

Four sealed pint jars of whole pickled pearl onions in clear spiced vinegar brine.

Pickled Pearl Onions — NCHFP

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A tested NCHFP boiling-water canning recipe for sweet-and-tangy pickled pearl onions.
Prep 40 minutes
Process 20 minutes
Total 1 hour
Servings: 4 pint jars
Course: Pickle
Cuisine: United States

Ingredients

Ingredients
  • 8 cups peeled white pearl onions about four 10-ounce bags unpeeled
  • 5 1/2 cups white distilled vinegar 5% acidity
  • 1 cup water
  • 2 tsp canning salt
  • 2 cups sugar
  • 8 tsp mustard seed
  • 4 tsp celery seed

Equipment

Directions

Instructions
  1. Prepare hot pint jars and lids. To peel onions, dip a few at a time in boiling water for 30 seconds, then cold water for 30 seconds. Trim 1/16 inch from each end and remove the peel.
  2. Combine vinegar, water, salt, and sugar in an 8-quart pot. Boil gently 3 minutes. Add onions, return to a boil, reduce heat, and simmer until half-cooked, about 5 minutes.
  3. Place 2 teaspoons mustard seed and 1 teaspoon celery seed in each hot pint jar. Fill with onions, leaving 1-inch headspace; cover with hot liquid, leaving 1/2-inch headspace. Remove bubbles, adjust headspace, wipe rims, and apply lids.
  4. Process pints in a boiling-water canner for 10 minutes at 0–1,000 ft, 15 minutes at 1,001–6,000 ft, or 20 minutes above 6,000 ft. Cool 12 to 24 hours and check seals.
  5. For best flavor, let processed jars stand 3 to 5 days before serving.
Keep this card open while you work. Ingredients and directions stay together on larger screens and stack clearly on phones.

Recipe Notes

Safety status: research-tested NCHFP recipe. Use 5% vinegar and follow the exact proportions, pint jar size, headspace, and altitude-adjusted processing. Source accessed September 12, 2026.
Exact source: https://nchfp.uga.edu/how/pickle/vegetable-pickles/pickled-pearl-onions/

Questions or results?

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Serving suggestions

After opening, refrigerate the product and use it in ways appropriate to this recipe.

Frequently asked questions

Can I change the recipe?

Do not change safety-critical proportions, jar size, headspace, canning method, processing time, pressure, or altitude adjustment beyond options explicitly allowed by the cited source.

What if a jar does not seal?

Follow the cited source’s directions for an unsealed jar; refrigerate promptly when required.

Comparison and context

A tested NCHFP boiling-water canning recipe for sweet-and-tangy pickled pearl onions.

Troubleshooting

For best flavor, let processed jars stand 3 to 5 days before serving.

Source & provenance

Official source.

Typical canning season

Season: Summer, Fall

Months: August, September, October

How much of the main ingredient should I grow?

25–50 lb of Tree fruit per person per year

This is an annual planning range that includes preserving and typical fresh use. Plant, row-foot, and square-foot estimates are shown only when compatible cited yield or spacing data is available.

Garden yields vary by cultivar, climate, soil, pests, and care. Always measure the exact prepared ingredient amount required by the tested canning recipe.

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