The invention relates to a chilli sauce and a preparation process thereof, in particular to a healthy chilli sauce and a preparation process thereof. The healthy chilli sauce is high in nutritional ingredients, non-irritant to the 
stomach and intestines, and long in 
shelf life. The healthy chilli sauce disclosed by the invention comprises the following ingredients in parts by 
mass: 20 parts of chilli 
powder, 16-20 parts of flour or 
yeast flour, 16-20 parts of soybean paste, 16-20 parts of water, 4-6 parts of salt, 3-5 parts of edible 
alcohol, 3-5 parts of chilli seed oil, 4-6 parts of polished glutinous 
rice flour, 2-4 parts of 
sesame oil, 1.5-2.5 parts of malt syrup, 2-4 parts of an accessory A and 1.5-2.5 parts of an accessory B. The preparation process of the healthy chilli sauce disclosed by the invention comprises the following main steps: mixing the raw materials, liquefying, sterilizing and fermenting. The chilli sauce prepared by the preparation process disclosed by the invention is high in nutritional ingredients, non-irritant to the 
stomach and intestines and long in 
shelf life, and has 
health maintenance effects. The preparation process disclosed by the invention is applied to the field of chilli sauce production.