FIELD: food industry.
SUBSTANCE: invention relates to food industry. According to the proposed method, raw material, preliminarily treated with an enzyme preparation solution, is placed onto trays put into a drying chamber and is dehydrated in two stages. 45-50% of moisture content is removed at the first stage by way of evaporation under a pressure of 900-1200 Pa; then spontaneous freezing is performed by way depressurisation to a value lower than the pressure of triple point of water. At the second stage, the product moisture content removal is performed by way of vacuum-and-sublimation drying till the final moisture content in the product is equal to 1.5-1.8%. Then the ready product is packaged.
EFFECT: method allows to manufacture a quality product with long storage life.
3 cl, 4 tbl, 2 ex
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