The invention provides a vegetable soup base pack and a preparing method thereof. The vegetable soup base pack comprises, by weight, from 20 to 30 parts of freeze-dried 
brassica chinensis , from 20 to 30 parts of freeze-dried cabbage, from 10 to 20 parts of freeze-dried celery, from 10 to 20 parts of freeze-dried 
spinach, from 10 to 20 parts of freeze-dried broccoli, from 0.5 to 1 part of freeze-dried shallot, from 0.4 to 0.6 part of freeze-dried garlic, from 0.4 to 0.6 part of freeze-dried ginger slices, from 0.4 to 0.6 part of freeze-dried powdered soy, from 0.4 to 0.6 part of freeze-dried aromatic vinegar 
powder, from 0.4 to 0.6 part of freeze-dried honey, from 0.4 to 0.6 part of spice, from 0.4 to 0.6 part of 
monosodium glutamate and a right amount of refined salt. When the vegetable soup base pack is prepared, the various raw materials including the vegetables and the like are cleaned at first and are prepared by a freeze-
drying method to obtain freeze-dried 
powder, other components are added in the freeze-dried 
powder according to formula proportion, and the mixture is stirred sufficiently, so that the vegetable soup base pack is obtained. The vegetable soup base pack is rich in 
nutrition, the 
nutrition of the various vegetables is kept to the greatest extent by means of freeze 
processing, the quality guarantee period of the vegetable soup base pack is long, the vegetable soup base pack is convenient to transport and eat, is delicious, brings rich 
nutrition to modern people in the fast-paced society, and meets fast-paced needs of people.