What You Need to Know
Dehydrating involves the use of heat to reduce the water activity in food, inhibiting the growth of microorganisms. It can be achieved through various methods, including air drying, freeze-drying, and using a food dehydrator.
Steps
- 1.
Biltong (South Africa): Preserves meat while developing concentrated umami flavors
- 2.
Dokdo shrimp (Korea): Creates shelf-stable seafood with intense briny sweetness
- 3.
Chuño (Andes): Freeze-drying potatoes through alternating freezing and solar dehydration
The Science
Primary Reaction
evaporation