The calorie content of cookies (based on 100 grams of edible portion) is 444 calories (1,857 kilojoules), which is a high unit calorie content. Each 100 grams of cookies has about 19% of the total daily calorie intake recommended by the Chinese Nutrition Society for the average adult to maintain good health.

Cookies, from the English COOKIE (English: 'kuki American: 'kuk?), is a Cantonese translation imported from Hong Kong, cookies in the United States and Canada is interpreted as a small and flat egg custard-style cookies, while the English COOKIE is from the German koekje, meaning "small egg custard". The word is mainly used in British English to distinguish American cookies such as "chocolate chip cookies". The first manufactured cookies were made from several slices, a combination of small pieces of custard, and are believed to have been invented by the Iranians.