Peng ash is a kind of food additive, which is grass ash made of grass, and its main component is potassium carbonate.

Peng Hui's raw material is a wild plant-Peng Hui, which grows on dry mountains and ridges. The burning ashes in late autumn are called Peng Hui. In the past, people used it to roll steamed bread instead of edible alkali. Nowadays, ramen noodles often use Peng ash to increase Lamian Noodles's strength.

The main component of Peng ash is potassium carbonate. In addition to "natural Artemisia ash", there are also "Artemisia ash substitutes" prepared by researchers with potassium carbonate and other substances according to the effective components of Artemisia ash. Such substitutes can accurately control the ingredients and reduce the content of ineffective and harmful impurities.

Authentic Lanzhou beef noodles must be mixed with fluffy water, otherwise it will not be as thin as cotton thread and will not have a flexible taste; In addition, the noodle dough from Wuwei, Gansu Province is also made of fluffy ashes, which makes the noodle dough Huang Liang in color, rich in flavor and unique in flavor, and it is one of the local people's favorite snacks.

The method of burning Peng Hui

When the autumn and winter seasons alternate every year, the grass on the leaves begins to turn from green to yellow, becoming a huge round grass mass, and the tiny particles become solid and full, so you can start firing "Peng Ash". Dig a stove-shaped pit in the lush grass, shovel it into the accumulation pit of grass with moderate humidity, and keep adding grass to the pit after lighting it.

The seeds of Erigeron breviscapus are oily and flammable, which will ignite a fierce flame, produce high temperature and make a crackling sound. After burning enough Pennisetum, pile enough ashes in the pit and insert a few small holes in the middle of the ashes to ensure that the embers of Pennisetum can be fully burned.

Finally, sprinkle a little water on the ashes, and after a night of alternating cold and hot reactions, gray-black crystals will form the next day, which is the secret recipe of northwest people to make pasta-Peng Hui.