Roux Roux Roux () is flour and fat cooked together and used to thicken sauces. Roux is typically made from equal parts of flour and fat by weight. The flour is added to the melted fat or oil on the stove top, blended until smooth, and cooked to the desired level of brownness. Butter, vegetable oils, bacon drippings or lard are commonly used fats. Roux is used as a thickening agent for gravy, sauces, soups and stews. It provides the base for a dish, and other ingredients are added after the roux is complete. The fat is most often butter in
Pastry blender Pastry blender A pastry blender is a cooking utensil used to mix a hard (solid) fat into flour in order to make pastries. The tool is usually made of narrow metal strips or wires attached to a handle, and is used by pressing down on the items to be mixed (known as "cutting in"). It is also used to break these fats (shortening, butter, lard) into smaller pieces. The blending of fat into flour at this stage impacts the amount of water that will be needed to bind the pastry into a dough. There are several alternatives to using a