Vacuum freeze drying production method of nuts and nut product

The invention provides a vacuum freeze drying production method of nuts, which comprises the following steps of quickly freezing the nuts between -35 DEG C and -55 DEG C, and conducting vacuum drying on the quickly frozen nuts for 10-15h under a vacuum environment at the medium temperature of 55-35 DEG C and the vacuum degree of 35-115Pa. The invention further provides a nut product manufactured by applying the vacuum freeze drying production method of the nuts. According to the production method and the nut product, a vacuum freeze drying mode is adopted to produce the nut product, the saving time of the nuts is prolonged, organization structures, nutritional ingredients and flavor substances of the nuts are kept unchanged, the appearances of the nuts are free from sun cracks and are not shrunk, the original shapes and colors of the nuts are maintained, and the taste is crisp and nice.