Drying
The earliest form of curing meat was dehydration
using the sun or wind. Dehydration dates back to the Middle East and
oriental cultures that dried foods in the hot sun as early as 12,000
B.C. In regions without enough sunlight or wind, “still houses” were
built and heated using fire to dry fruits, vegetables, and herbs.
Curing/Salting
As a form of dehydration, early cultures used salt to help dry out foods. The curing of meats and seafood not only preserves the taste and texture but also prevents the growth of harmful pathogens that need moisture to survive.
Refrigeration
Ice was being used as a preservative in ancient China, for instance, as
far back as 3,000 B.C. Naturally occurring ice was one of several
preservative methods discovered by our human ancestors.
In climates that experience freezing temperatures,
freezing was an obvious method of preservation. Food was buried
underground or in the snow for preservation throughout the winter. This
method led to the construction of “icehouses” or “iceboxes” for storage
until the 1800’s when artificial refrigeration was invented.
Fermentation
A valuable method of preservation, fermentation
prevents food from spoiling by using microorganisms to destroy harmful
pathogens. The production of acid or alcohol during fermentation creates
vitamins making fermented foods more nutritious and flavorful.
Pickling
A form of fermentation, pickling preserves foods in
vinegar produced by starches or sugars. Pickling may have originated
when food was placed in soured wine or beer to preserve it. It’s
believed Indians were the first people in Asia to make cucumber pickles
more than 3,000 years ago.
Smoking
Sugaring
Known to the earliest cultures, sugaring preserves food in honey or
sugar. The sugar not only sweetens but draws out water from harmful
pathogens, which dehydrates and destroys them. The ancient Greeks and
Romans mastered the technique of using heated sugar and fruit pectin
which we have come to know as jams, jellies, and preserves.
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