Walnut kernels are the flesh of dried walnuts, also known as walnut kernels and walnut meat. Walnut kernels are rich in nutrients. They are good nutrients and raw materials for food processing. They contain about 65% fat, 15% protein, more than 10% carbohydrate, 6.5% dietary fiber, vitamins and phosphorus (10%), potassium (0.39%), calcium (0.10%) and other minerals. Walnut kernels can be eaten raw, fried, pressed oil, prepared pastries, candies and so on,it not only delicious, has high nutritional and medicinal value.