Salty butter can be used to make bread. Salty butter is used to make bread and egg tarts, which are delicious. The egg tarts made have a little fishy smell and are also delicious. Salty butter is that salted butter contains about 1.5% salt, and the corresponding milk fat content is less, and the water content is basically the same. Cooking mainly uses unsalted butter, which makes it easier to control the salt content of baked goods. Salt-free butter is mostly used as raw material, and salt butter is mostly used as seasoning.