You Collection, Lower Volume Radical: Wine Vessel (yǒu) Kangxi Strokes: 13 Page 1282, Entry 22 Pronounced luo. Shuowen Jiezi (Explanation of Simple and Compound Characters): It is milk whey. Yupian (Jade Chapters): Whey; made from milk juice. Shiming (Explanations of Names): Lao means to enrich. When milk is made into liquid, it is to make people plump and nourished. Book of Rites (Liji), Record of Rites (Liyun): Used as sweet wine and curd. Annotation: Steamed and brewed; lao is sour whey. History of the Former Han (Qianhan Shu), Treatise on Food and Money (Shihuozhi): Further dispatched grand masters and chamberlains to teach the people how to boil wood to make curd. Annotation: Ru Chun stated: This refers to such things as apricot curd. Li Ling, Reply to Su Wu: Mutton and curd whey to quench thirst. Pan Yue, Rhapsody on Living in Retirement (Xianju Fu): Herding sheep and selling curd to await the expenses of the dog days. Also, according to Six Writings Explanations (Liushu Gu), it is a type of wine. People of the north use horse milk to make curd, hence it is called milk curd, and butter and ghee all derive from this. Book of Rites (Liji), Miscellaneous Records (Zaji): During the period of mourning for meritorious services, one drinks water and gruel. Without salt and curd, one cannot eat, but if one eats salt and curd, one can. Annotation: This refers to sour whey, which is different from milk whey. Hao’s collected explanations define it as milk whey, which is incorrect. Also, Zhengzitong (Correction of Characters): Curd comes in dry and wet forms. Yuan dynasty, Important Rules for Drinking and Eating (Yinshan Zhengyao): The method of making it is to use half a ladle of milk, stir-fry it in a pot, add the remaining milk, and boil it for several dozen boils, frequently stirring it vertically and horizontally with a ladle. Pour it out, store it in a jar and let it cool, slightly take off the floating skin to make butter, add a little old curd, and seal it with paper to make curd. As for the dry curd method, expose the curd to the sun to make it solidify, remove the floating skin, expose it to the sun again, and when the skin is gone, put it back into the pot, stir-fry for a short time, put it in a container, and expose it to the sun again to make it into blocks for storage and use. Pronounced lu. A type of sweet wine. Jiyun (Collection of Rhymes): Sometimes written as and also written as.