There is alcohol in custard pie. It's not just custard pies, a lot of them on the market contain food alcohol, such as chocolate pies, strawberry pies, etc., and it's even added to some foods like soft breads.

Alcohol is added to these foods because it has the ability to retain moisture, which allows cake products to maintain a fluffy texture during prolonged transportation and storage; and because it has a special flavor that adds to the product's flavor.

According to the processing and technology will be divided into:

1, sandwich egg core cake (commonly known as sandwich yolk pie): wheat flour, eggs, sugar as the main raw material, add fat, emulsifiers, and other auxiliary materials, by whisking inflatable (or not inflatable), extruded pulp molding, baking made of soft cake billet sheet, between the cake billet sheet into the sugar, fat, other auxiliary materials, and so on, and so on. Sugar, fat, other auxiliary materials mixed with the center (or soft marshmallow, jam center) and the products made.

2, the heart of the egg core cake (commonly known as egg yolk pie): wheat flour, eggs, sugar as the main raw material, add fat, emulsifier and other auxiliary materials, by stirring the inflatable (or not inflatable), injection mold molding, baking made of fluffy cake billets, cake billets injected into the sugar, fat, other auxiliary materials mixed into the center of the heart (or jam center of the heart) and the products made of.