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Step-by-Step Tutorial
PRACTICAL WALKTHROUGH · PARAMETERS · COMMON MISTAKES
A natural freeze-drying technique used by the Inca to preserve high-altitude crops.
Origin: Inca (pre‑Columbian (c. 1200–1532 CE)) — Andean high plateau, Peru
See full technique reference →The process involves freezing harvested produce at sub‑zero temperatures, then allowing ice to sublimate directly into vapor under low pressure and humidity. This removes water while preserving proteins, starches, and micronutrients, resulting in a lightweight, shelf‑stable product.
Primary Reaction
sublimation of ice to vapor
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