What is preservation? Discuss different methods of preservation of fru

1.	What is preservation? Discuss different methods of preservation of fruits and vegetables.
Answer» Preservation: Keeping the produce for future use is called as preservation. Different methods of preservation are: (I) Physical Approaches to Food Preservation a) Asepsis and filtration b) Thermal Processing Thermal processing used for preservation is usually classified as follows: i) Blanching: ii) Pasteurization: iii) Sterilization: c) Drying/Dehydration: II) Chemical Preservation - Use of chemical additives such as sugars, salt, acids, spices etc. a) High sugar preservation b) Use of salt/acid/spices (Pickling c) Use of chemical additives: III) Biological Preservation (Fermentation)

What is preservation? Discuss different methods of preservation of fruits and vegetables.

Answer»

Preservation: Keeping the produce for future use is called as preservation.

Different methods of preservation are:

(I) Physical Approaches to Food Preservation

a) Asepsis and filtration

b) Thermal Processing

Thermal processing used for preservation is usually classified as follows:

i) Blanching:

ii) Pasteurization:

iii) Sterilization:

c) Drying/Dehydration:

II) Chemical Preservation - Use of chemical additives such as sugars, salt, acids, spices etc.

a) High sugar preservation

b) Use of salt/acid/spices (Pickling

c) Use of chemical additives:

III) Biological Preservation (Fermentation)

Discussion

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