Preparation method of sturgeon freeze-dried powder and sturgeon freeze-dried powder
The invention provides a preparation method of sturgeon freeze-dried powder and the sturgeon freeze-dried powder, and belongs to the technical field of food processing. The preparation method comprises the steps that sturgeon meat cartilage slurry is subjected to enzymolysis, enzyme deactivation and...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention provides a preparation method of sturgeon freeze-dried powder and the sturgeon freeze-dried powder, and belongs to the technical field of food processing. The preparation method comprises the steps that sturgeon meat cartilage slurry is subjected to enzymolysis, enzyme deactivation and filtering, and sturgeon enzymolysis filtrate is obtained; sturgeon skin head and tail slurry is mixed with a nitrogen source and a carbon source, and fermenting is performed to obtain sturgeon fermentation filtrate; and the sturgeon enzymolysis filtrate is mixed with the sturgeon fermentation filtrate, and vacuum freeze-drying is performed to obtain the sturgeon freeze-dried powder. The sturgeon freeze-dried powder obtained by enzymolysis and probiotic fermentation not only has no fishy smell,but also has a unique fermentation flavor and entire nutritional ingredients, and the sturgeon freeze-dried powder is small in average molecular weight, strong in activity, high in bioavailability andeasier to absorb for a hu |
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