How to Dry Onions

When your fresh onions start to sprout, it's time to turn them into the dehydrated variety. Dried onions are easy to pack and store when hiking or camping. In recipes, replace fresh onion with half the amount of dried onion.

Things You'll Need

  • Onions
  • Dehydrators

Dehydrator or Oven

  1. Peel onions.

  2. Slice into 1/8-inch slices or chop into fine pieces.

  3. Spread thinly over trays.

  4. Dry at 120 degrees F for 24 to 30 hours or until brittle.

  5. Stir onions every 8 hours and rotate trays.

Sun Drying

  1. Follow dehydrator steps 1 to 3.

  2. Place in well-ventilated area in full sun.

  3. Dry until papery and brittle - about 2 to 3 days.

  4. Stir onions every 8 hours and take trays in at night.