The chemical knowledge about mooncakes is as follows: Preservative sodium dehydroacetate: Some mooncakes are also called sodium dehydroacetate on the ingredient label. It is a new food preservative after sodium benzoate and potassium sorbate.

According to the relevant national food addition limits, the maximum dosage of sodium dehydroacetate (acetate) is 0.5 g/kg.

Potassium sorbate/sorbic acid: When we buy packaged (or canned) food, we often see the words "sorbic acid" or "potassium sorbate" in the ingredients. People often mistakenly think that it may contain fruit.

pear" ingredient.

In fact, it is an antiseptic and preservative.

Sorbate (potassium) can inhibit the development of harmful microorganisms, thereby effectively extending the storage time of food and maintaining the original flavor of the food.

Its antiseptic effect is 5-10 times that of similar product sodium benzoate.

Acidity regulator citric acid: a sour agent that improves taste.

In the north, it is generally made from corn and sweet potato starch.

Adding citric acid to some foods tastes good and can increase appetite. In my country, citric acid is allowed to be used in jams, drinks, cans and candies.

Steviol glycoside: Steviol glycoside is a sweetener that has been discovered in the world and approved for use by the Ministry of Health of my country. It has a natural low caloric value and is very close to the taste of sucrose.

It is the third natural sweetener with development value and health promotion after sugar cane and beet sugar. It is internationally known as "the third sugar source in the world".

Leavening agent vegetable ghee/refined vegetable oil: It can be used to soften or soften baked goods, prevent proteins and carbohydrates from becoming hard and lumpy during processing, and improve the taste.

Sodium bicarbonate: commonly known as "baking soda", it starts to release carbon dioxide after combining with water. This property is often used as a leavening agent in the food production process.

Knowledge expansion moon cakes, also known as moon cakes, harvest cakes, reunion cakes, etc., are one of the traditional delicacies of the Han nationality in China.

Moon cakes were originally used as offerings to worship the moon god.

Sacrifice to the moon is a very ancient custom in China. It is actually an activity of worship of the "Moon God" by the ancients.

Eating moon cakes and admiring the moon during the Mid-Autumn Festival are indispensable customs in the Mid-Autumn Festival in northern and southern China.

Moon cakes symbolize reunion, and people regard them as festive food, using them to worship the moon and give them to relatives and friends.

Moon cakes have a long history as offerings to worship the moon god.

The term mooncake was first recorded in the "Meng Liang Lu" written by Wu Zimu in the Southern Song Dynasty.

Mooncakes have been integrated with the dietary customs of various places, and have developed into Cantonese-style, Jin-style, Beijing-style, Soviet-style, Chaozhou-style, Yunnan-style mooncakes, etc., which are loved by people from all over the north and south of China.