OVERVIEW OF FREEZE – DRYING PROCESS Step 1 Fresh or cooked foods are flash frozen. Step 2 The frozen prosucts are placed in a vacum chanmber and water content is geutly drown out of the cell as steam, via sublimation. Step 3 The freeze dried food is seald in moisture and oxygen proof pakaging to ensure freshness until opened. Step 4 When the water is replaced. The food regains it original dresh flavour aroma, texture and appearance.