The ground soil commonly used in the traditional earth frying method is

The earth commonly used in the traditional earth stir-fry method is Zaoxin earth.

The auxiliary ingredient used in earth stir-frying is the fine powder of Zaoshen Clay (Folong Liver). Zaoxin soil after many high-temperature refining, contains fewer impurities, the minerals and inorganic salts are decomposed by heat to produce a variety of alkaline oxides, which have the effect of neutralizing stomach acid and so on. Function of tonifying the middle and stomach, astringent intestines to stop diarrhea, can enhance the efficacy of the drugs to tonify the spleen to stop diarrhea, so it is used to concoct drugs to tonify the spleen to stop diarrhea. Zaoxin soil has both medicinal synergism and intermediate heat-transfer body effect.

The production process is to preheat the frying container, put in has been pre-scraped the outer layer of burnt black, research into the fine powder of the heart of the earth, heating with medium heat, frying to the state of the earth is more flexible when the casting of the drug,? Keep stirring until the surface of the drug is evenly hung with a layer of soil powder, and there is an aroma through the take out, sieve off the soil, cool and store. In the frying, generally every 100 kg of drugs, with 25 ~ 30 kg of soil powder.

The above content reference? Baidu Encyclopedia-Earth Stir-Fry