Kastar, also known as Custard, is a western-style sauce that has been introduced to China across the Eurasian continent and is one of the essential ingredients for making Fench desserts.As the filling in French puff, the taste is delicate and smooth, sweet and attractive. Since its introduction to Asia, kastar has evolved and developed, and its taste is more suitable to the needs of Asians.In Japan, as a kind of Japanese fruit gift that is popular in Asia,The creamy, silky custard sauce is popular with consumers as matching snacks and desserts.Now, the kastar sauce has been active in the Chinese baking market, bringing Chinese consumers a new baking experience