2, vegetable butter with what to do: margarine is generally hydrogenated or crystallized vegetable oil to do as raw materials, vegetable oil in some mixed with a small amount of animal fat. The fat content of margarine should not be less than 80%. Since the fat content of natural fats and oils is almost 100%, it is necessary to add water (usually milk or whipping cream) to form a water-oil emulsion that meets the requirements, and its physical properties are basically the same as butter. Soybean oil and cottonseed oil after refining and partial hydrogenation will be able to achieve the desired consistency, so widely used in the production of margarine.