- #1 Dehydrating. Dehydrating food can be done by using an oven, an electric dehydrator, or by the sun using a solar dehydrator. ...
- #2 Sun drying. ...
- #3 Drying. ...
- #4 Dry storage. ...
- #5 Canning. ...
- #6 Vacuum sealing. ...
- #7 Fermentation. ...
- #8 Salting.
What are 3 main ways to preserve food?
Among the oldest methods of preservation are drying, refrigeration, and fermentation. Modern methods include canning, pasteurization, freezing, irradiation, and the addition of chemicals.
What is the longest food can be preserved?
- Potatoes. • Shelf life: 2 to 5 weeks. ...
- Onions. • Shelf life: 1 to 2 months. ...
- Peanuts. • Shelf life: 1 to 2 months. ...
- Winter squash. • Shelf life: 1 to 3 months. ...
- Apples. • Shelf life: 5 days to 6 months. ...
- Tea. • Shelf life: 6 to 12 months past "best by" date. ...
- Powdered milk. ...
- Beef jerky.
Can canned food last 100 years?
Most shelf-stable foods are safe indefinitely. In fact, canned goods will last for years, as long as the can itself is in good condition (no rust, dents, or swelling). Packaged foods (cereal, pasta, cookies) will be safe past the 'best by' date, although they may eventually become stale or develop an off flavor.21 feb 2017
What foods can be stored for 10 years?
- Oats. This prolific cereal grain and staple of many American breakfast tables can last up to 30 years, according to the Utah State University Extension. ...
- White rice. ...
- Popcorn. ...
- Dark chocolate. ...
- Honey. ...
- Powdered milk. ...
- Dried beans. ...
- Certain cheeses.