Cooking In European cooking, a mixture of butter and flour called a roux is used to thicken liquids to make stews or sauces. In Asian cooking, a similar effect is obtained from a mixture of rice or corn starch and water. These techniques rely on the properties of starches to create simpler mucilaginous saccharides during cooking, which causes the familiar thickening of sauces. This thickening will break down, however, under additional heat. Types of fat include vegetable oils, animal products such as butter and lard, as well as fats from grains, including corn and flax oils. Fats are used in a
Churning (butter) buttermilk and water. "Also See" Butter churning in Nepal The "Household Cyclopedia" of 1881 instructs: Churning (butter) Churning is the process of shaking up cream or whole milk to make butter, usually using a butter churn. In Europe from the Middle Ages until the Industrial Revolution, a churn was usually as simple as a barrel with a plunger in it, moved by hand. These have mostly been replaced by mechanical churns. Butter is essentially the fat of milk. It is usually made from sweet or cream. In the USA, Ireland, the UK and the Nordic countries, salt is usually added