THE THAI KITCHEN EXPLORER

Curing Shallots and Onions After Harvest

A practical guide to curing shallots and onions after harvest: how long to dry, signs they are ready, and how to prepare them for storage.

3 min readFrom Fields to Garlic and Shallots0 viewsCuring Shallots and Onions After Harvest
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Contents
  1. What Does Curing Shallots After Harvest Mean?
  2. How Long to Dry Onions After Harvest
  3. Signs That Onions and Shallots Are Cured
  4. Shallot Drying After Harvest: Step by Step
  5. What to Do After Harvesting Shallots
  6. How to Trim Shallots and Onions for Storage
  7. Storing Cured Shallots and Onions
  8. Comparison Table: Curing Onions vs Shallots

What Does Curing Shallots After Harvest Mean?

Curing shallots after harvest means letting the freshly dug bulbs dry in a warm, airy place until their outer skins turn papery and the necks dry out. This process seals the bulbs against rot and extends their storage life. Without curing, shallots and onions remain too moist and spoil quickly.

How Long to Dry Onions After Harvest

Onions need about 7–14 days to cure, depending on the weather and the size of the bulbs. Shallots usually need a similar period, often 7–10 days. The key is to wait until the necks are completely dry and the outer skins rustle when touched. If you bend the neck and it still feels soft or moist, leave the bulbs to cure longer.

Signs That Onions and Shallots Are Cured

  • Dry necks: The neck (the part where the leaves join the bulb) should be shrivelled and papery, with no green or damp tissue.
  • Papery skins: The outer layer should be dry, thin and crackly.
  • Roots: The roots should be dry and brittle, not plump or white.

Shallot Drying After Harvest: Step by Step

  1. Lift the bulbs: Use a fork or trowel to loosen the soil and lift the shallots gently. Avoid bruising them.
  2. Brush off loose soil: Do not wash the bulbs; water can encourage rot during curing.
  3. Spread them out: Lay the shallots in a single layer on a wire rack, slatted tray or newspaper in a warm, dry, well-ventilated spot. A greenhouse, porch or airy shed works well.
  4. Ensure good air circulation: Space the bulbs so air can move around them. If you have many, use a fan on a low setting.
  5. Turn them occasionally: Rotate the bulbs every few days so they dry evenly.
  6. Check for readiness: After a week, test a few necks. If they are dry and papery, the shallots are cured.

What to Do After Harvesting Shallots

Once your shallots are cured, it is time fortrimmingandstoragepreparation. First, trim the roots to about 1 cm (½ inch) and cut the tops to about 2–3 cm (1 inch) above the bulb. Remove any loose, dirty outer skins, but leave the tight papery ones intact. Discard any bulbs that are soft, damaged or show signs of disease—they will not store well.

How to Trim Shallots and Onions for Storage

  • Cut the roots: Use scissors or a sharp knife to snip off the dried roots close to the base, but do not cut into the basal plate.
  • Shorten the tops: Trim the dried leaves to a short stub, or braid them if you prefer to hang onions.
  • Remove loose skins: Gently rub off any flaky outer skin that comes away easily.

Storing Cured Shallots and Onions

Store curedbulbsin a cool, dry, dark place with goodair circulation. Ideal conditions are 0–10°C (32–50°F) for onions and slightly warmer for shallots, with relative humidity of 60–70%. Use mesh bags, slatted crates or old nylon stockings hung up. Avoid plastic bags, which trap moisture. Check stored bulbs regularly and remove any that begin to soften or sprout.

Comparison Table: Curing Onions vs Shallots

AspectOnionsShallots
Curing time7–14 days7–10 days
Ideal curing temperature25–30°C (77–86°F)25–30°C (77–86°F)
Sign of readinessDry neck, papery skinDry neck, papery skin
Storage temperature0–10°C (32–50°F)4–10°C (39–50°F)
Storage humidity60–70%60–70%

Curing is a simple but essential step that turns your harvest into long-keeping produce. With a little patience and attention to dryness, you can enjoy your own shallots and onions for months.