1. Butter is a solid fat processed from milk. It is the product of stirring fresh milk and filtering out part of the water from the thick object in the upper layer. Mainly used as a condiment, it is rich in nutrients but high in fat, so do not overeat.

2. Butter can be divided into raw butter (made directly from raw milk), ultra-fine butter (only pasteurized unrefrigerated milk or cream can be used), according to the production process. Fine butter (from partially chilled milk). In terms of taste, it can also be divided into original, half-salted and salted butter. Butter is divided into food butter and lubricating butter. Lubricating butter, also known as grease, is a type of lubricating oil. Here we focus on food butter: called "Xiri Taosu" in Mongolian, it has a unique and pure taste and is rich in nutrients. It is a good product for herdsmen to entertain guests. Butter can be extracted from milk skin, white oil, or oil skin curdled from fresh milk.