Don Du Mu's "New Cherry with Pei Jie": "Don't cook crisp cheese, don't play with tracts."

"History of the Song Dynasty, Official History IV" Song Dynasty: "The cheese house provides crisp cheese."

Qing Fu Cha Dunchong's Story of Yanjing Age: Water Uttar and Milk Uttar: "Water Uttar, add sugar to crisp cheese."

In Nirvana Sutra, life is divided into five flavors: milk flavor, cheese flavor, raw crisp flavor, cooked crisp flavor and sober flavor.

Milk from cows, cheese from milk, Jesus from cheese, cooked Jesus from raw Jesus and cooked Jesus from cooked Jesus are the highest realm of dairy processing.

All beings are cows, their voices smell like milk, their senses smell like cheese, bodhisattvas smell like raw and cooked cakes, and Buddhas smell like sobering, which is the highest level of spiritual satisfaction.

Milk. Milk.

Cheese, milk tofu, which is condensed milk.

Crispy fresh cheese

Crispy, cheese.

High-grade cheese. Crispy cheese-Crispy cheese steamed with sugar. In the 19th episode of A Dream of Red Mansions, Jia Fei gave a piece of crispy cheese steamed with sugar (sū lào), and Baoyu ordered it to be eaten by xiren. Later, when Lee saw that Gary was crispy cheese, he picked up a spoon and ate it. A maid said, "Don't move too fast, that's what I said." Angry and ashamed, Li Gou said, "I don't believe it. He was so devastated. Not to mention that I ate a bowl of milk, even if it is more valuable than this, it should be. " There is no doubt that steamed cheese with sugar is milk. Milk was a rare and expensive thing at that time, not an ordinary drink. In the Qing Dynasty, Shen Taidi's "Donghua Rousseau" said: "There are also milkers and creamers in the market, so-called cheese. Or decorated with melon seeds, called babao, red, white, purple and green, gorgeous and incomparable. If dissolved as soup, white as a cup, boiling as snow. The so-called you (that is, milk tea). Stir-fry you and roll you into pieces. The purpose of crispy skin and fire skin is actually-hawthorn and walnut, mixed fruit, double rolls at both ends, cut into inches, and milk rolls. The rest are either concise and patterned, such as chess pieces and cakes; Or bread crumbs are noodles and fillings are cakes. In fact, they are all called crispy cheese. " Tsui Hark's Notes on Clearing Barn also said: "Cheese makers make milk and make it into syrup with sugar. It is popular to call milk tea, and northerners always drink it. " De Shuoting's poem "A String of Grass Beads" said: "Milk tea has a unique capital, and cheese (which is sold in milk tea shops, but it is edible) is like teeth soaked in ice. The name is La Se Hei (La Ping Sheng, also in Mongolian), and I buy a cup of tea for a penny. " "Yandou xiaoyi miscellaneous chant again. "NiuZhi" cloud:

"Fresh new delicious to yandou, dare to contend with the wind. Drinking is like being thirsty, relieving men's teeth and cheeks from being moist and brittle. " The original note said: "The milk with sugar is put in a bowl, condensed into a cool food, put in a bowl in a wooden bucket, and sold along the street, which is quite delicious. It's also a dairy house. Old Beijing cheese, or palace cheese, is a traditional dairy product of Manchu people. Rhizopus in fermented grains or rice wine is mainly used to make sour curd. Substances such as medlar can also be curdled.

Acidic substances can denature and solidify protein. In dairy processing, organic acids are usually produced by denaturation and coagulation of casein in milk through enzyme preparation or microbial fermentation. Common excellent strains include Lactobacillus bulgaricus, Streptococcus thermophilus, Lactobacillus acidophilus and Bifidobacterium. , widely used in the processing of yogurt and cheese. Some cheeses need the cooperation of multiple strains to produce rich taste. In addition to various strains, chymosin is also widely used in dairy processing industry. This substance was originally extracted from the stomachs of calves and lambs. After 1990, it can be chemically synthesized, mass-produced and widely used in cheese making.

Many students complain that they can't buy chymosin, but chymosin is just one of many ways to coagulate milk. In principle, lemon and vinegar can solidify protein under certain conditions. They are not used to make cheese because they are tasteless and inefficient. There is also a safety problem, such as acidic substances contained in honey, brown sugar, red dates and tea, which will precipitate milk and produce compounds that may be harmful to health.