Sour soup vegetarian hotpot soup base and preparation method thereof

The invention provides a sour soup vegetarian hotpot soup base, and relates to the technical field of food seasonings. The sour soup vegetarian hotpot soup base is prepared from, by weight, 3-4 partsof ginseng, 7-8 parts of astragalus membranaceus, 8-12 parts of angelica sinensis, 8-12 parts of fructus lycii, 11-15 parts of Chinese dates, 3-4 parts of liquorice, 50-80 parts of thick broad-bean sauce, 80-120 parts of tomato sauce, 130-170 parts of rapeseed oil, 80-120 parts of fermented glutinous rice juice, 30-40 parts of ginger, 18-22 parts of garlic, 20-30 parts of pickled chilies, 13-17 parts of salt, 3-7 parts of aginomoto, 8-12 parts of Sichuan pepper, 3-7 parts of white sugar, 2-6 parts of soy sauce, 2-6 parts of vinegar and 8-12 parts of shallots. Meanwhile, the invention also provides a preparation method of the sour soup vegetarian hotpot soup base. The tomato sauce and the fermented glutinous rice juice are used for regulating the sour taste, the sour taste is pure, the effects of tonifying the sple