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500
Pickling
Nummer,Brian."Historical origins of food presevation."National center for home food preservation.May 2002.National center for home food preservation.8 May 2013Pickling is to preserve food in vinegar in a jar. Then spices were added to pickling to make clever recipes. They say pickling may have been originated by using wine or beer since they both have low pH. The contianers they used had to be made of glass since vineger would dissolve in metal pot pans. Did you know ketchup was an oriental fish brine. -
Mar 8, 600
Jam and Jelly
Nummer,Brain."Histroical origins of food preservation."National center for home food preservation.May 2002.National center for home food preservation.8 May.Honey was used to preserve fruits in the early civilizations. Greece used quince and mixed it with the honey. They would dry up the fruit and packed it tightly into jars. Thats when the romans stared to cook the quince and honey. Since the north did not have enough sunlight to dry fruits they would heat the fruit with suger. -
Apr 8, 1400
Curing
Nummer,Brain."Histroical origins of food preservation."National center for home food preservation.May 2002.National center for home food preservation.8 May.</a>Early cultrues used salt to dehydrate meat. This kept meat from rotting and lasted longer. Salt gave meat a red color. People perfered red colored meat.In this mixture of salts were nitrites. -
May 8, 1492
Fermenting
Nummer,Brain."Histroical origins of food preservation."National center for home food preservation.May 2002.National center for home food preservation.8 May.The first beer was created when some grain barrels were left out in the rain. Microorganisms fermented the starched sugers into alcohol. Also fruits could be fermented into wine. Beer was nutritious and the alcohol was divine. It was treated as a gift form god. -
Canning
Nummer,Brain."Histroical origins of food preservation."National center for home food preservation.May 2002.National center for home food preservation.8 May.</a>Canning is were foods were placed in jars or cans and heated to take out microorganisms. When it cools it creates a vacuum seal. The seal helps so microorganisms won't recontaminate the food. Canning was newest food preservations. Nicolas Appert discovered when applying heat to a jar with food it preserved food from deterioration. -
Freeze Drying
Bellis,Mary."Freeze drying and freeze-dried food."About.com inventors.15 May 2013During the World wars freeze drying was used to preserve blood plasma and penicillin. South Americans used freeze drying to preserve potatoes. Also in this time period coffee was freezed dried. As well as the first freeze drying commerical. Freeze drying today is also used to make astronaut's food. -
Vacuum Sealing
"Vacuum packing".ifood.tv.2009.Future Today Inc.15 May 2013It was keep bacteria and other organisms away from the food. Also to keep food from not going bad for a long time. Vacuum sealers came in. The Foodsaver has been know as the best and has been used since 1990. Vacuum sealing is a method of packing that removes air from the package so food is easy to store and last longer. -
Chemical preservatives
Dalton,Louisa."Food preservatives."Chemical and Engineering news.11/11/02.American chemical society.15 May 2013Chemical preservatives like sulfer dioxide helps keep food fresh. It also helps delay the growth of microbes in food. The chemicals are used to slow spoiling and keep microoganims at bay. When FDA is seen on your food it means it haves a chemical preservative that has been approved. Chemical preservatives acids, benzoates, and sorbates.
