Steamed brown rice from Siraitia grosvenorii is a traditional snack of Han nationality. Siraitia grosvenorii tastes slightly sweet and has the effects of benefiting lung, strengthening spleen, moistening intestine, cooling blood and relaxing bowels. Eating with brown rice can treat constipation, remove excess oil and waste in the intestine, and have the effect of slimming and detoxification. The preparation method comprises cleaning Fructus Siraitiae Grosvenorii and brown rice. Pour 3 cups of water into the pot to boil, add brown rice and cook until soft and rotten, then add Siraitia grosvenorii and continue to cook for 5 minutes, and finally add salt to cook.