METHOD OF PREPARATION OF DRY MILK PRODUCT IN THE BASIS OF MILK WHEY Russian patent published in 2008 - IPC A23C21/00 

FIELD: technological processes.

SUBSTANCE: method stipulates pasteurisation of milk whey, which is mixed with hydrolyzate of non-fat milk in amount of 2.5-10%, then lactose is isomerised in lactulose, milk whey that is enriched with hydrolyzate is neutralized ith solution of citric acid until pH is 6.3-6.7. Then biomass of Bifidobacteria is introduced in amount of 5-10% from volume of whey with titre of 10⁸-10⁹ cl/cm³ and is soured at temperature of 36-38°C for 18-24 hours until concentrate with titre of at least 10⁹-10¹⁰ cl/cm³ is prepared, then condensed down to 25-30% of milk solids and dried.

EFFECT: biological and nutritious value of product is increased.

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