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What’s the term for freezing, dehydrating, and nitrogen-sealing food?

Retry Correct Incorrect Freeze-drying is a dehydration process that involves freezing the product, then reducing the pressure and temperature to control the frozen water, and finally sealing it in a container with nitrogen to prevent moisture absorption.

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Julia Ewan/The The Washington Post via Getty Images

Julia Ewan/The The Washington Post via Getty Images

What’s the term for freezing, dehydrating, and nitrogen-sealing food?

• Cold-curing
• Flambaying
• Freeze-drying
• Puree