Treatment of Food Before Drying and Procedures after Drying

Question 1

What are the treatments before drying foods?

Answer 1

Selection and sorting
Washing
Peeling using diff methods
Subdivision
Alkali dipping
blanching/scalding and sulfuring (fruits and vegetables)

Question 2

purpose of pre-treatments?

Answer 2

★ prevents darkening and brown discoloration
★ conserve Vitamin C
★ Makes the plant cell membrane more permeable to water hasten the drying process
★ Sulfur dioxide at certain levels acts as a fumigant for insects

Question 3

what are the procedures after drying

Answer 3

Sweating, Packaging, Pasteurization

Question 4

equalization of moisture or
re-addition of moisture to a desired level

Answer 4

Sweating