Preparation method of cudweed seasoning powder

The invention relates to the technical field of food flavorings, in particular to a preparation method of a cudweed seasoning powder. The method comprises the following steps: (1) pre-treating cudweedherb; (2) drying and crushing the cudweed herb, soaking the obtained cudweed herb powder into ethanol, conducting stirring and standing, and repeating the stirring and standing for 2-3 times; (3) conducting filter pressing to obtain a filtrate A and filter residues B, wherein the filtrate A is left for later use; (4) adding cellulase to the filter residues B, conducting stirring and standing, adding starch, conducting uniform stirring, adding the filtrate A, conducting uniform mixing, vacuum concentration and spray drying to obtain a powder, and blending the powder and seasonings to obtain the cudweed seasoning powder. The method combines traditional crushing and extraction treatment processes, so that effective components in the cudweed herb are fully extracted, and then cellulose is coated with the starch so as