Compound seasoning material and preparation method thereof

The present invention relates to a food seasoning material and discloses a compound seasoning material and a preparation method thereof. The compound seasoning material is made from sea grapes and plukenetia volubilis leaves as main raw materials and edible salt as an accessory material in certain proportions. The preparation method comprises the following steps: firstly, the sea grapes and plukenetia volubilis leaves are freeze-dried; the freeze-dried sea grapes and plukenetia volubilis leaves are primarily crushed; particle diameters are less than or equal to 2 mm; and then the dried and crushed sea grapes and plukenetia volubilis leaves and edible salt are mixed in the certain proportions. Due to the fact that the raw materials of the product are all subjected to the vacuum freeze-drying method, the nutrients in the raw materials are not destroyed. The product is rich in nutrients, delicious in taste and rich in human body essential elements of potassium, magnesium, iodine, zinc, etc., and active ingredien