Do you know What is Buttermilk and Milk Powder. If you are looking for the definition of Buttermilk and Milk Powder or want to know what is Buttermilk and Milk Powder?, then this is where you will fetch your answers. Well, in simple terms Buttermilk is a liquid made by the process of churning butter out of cream. While Powdered milk or dried milk is a dairy product made by evaporating milk to dryness. The purpose being to extend shelf life. Both these products are unique in their own ways. Buttermilk is a Not Available colored dairy product and Milk Powder is White colored. The food gets it color dependent on the ingredients used and the preparation methods employed. Sometimes artificial food colors are added to give the dairy product, a gourmet look. Apart from their color what distinguishes them is their flavor and aroma. Buttermilk bears Sour flavor with a Sour smell aroma whereas Milk Powder has Milky flavor and a Milky aroma. The color, flavor and the aroma of these products depict their origin. Buttermilk originated in India, whereas origin of Milk Powder is traced back to Russia.