What You Need to Know
The process involves atomizing the mixture into a fine spray and then drying it using hot air, resulting in a powder that is 95-99% dry. This technique can preserve food by killing bacteria and other microorganisms, and can also be used to concentrate food products.
Steps
- 1.
Milk powder (New Zealand): Preservation and shelf-stable dairy product creation
- 2.
Instant coffee (Brazil): Rapid dissolution while retaining volatile aromatics
- 3.
Egg powder (China): Safe storage without refrigeration requirements
The Science
Primary Reaction
evaporation