Potato salad

Potato salad is a salad dish made from boiled potatoes, usually containing a dressing and a variety of other ingredients such as boiled eggs and raw vegetables. It is usually served as a side. Potato salad is found in several countries in Europe. The German Kartoffelsalat is one of the most famous that spread largely throughout Europe, North America, and later Asia. American potato salad most likely originated from recipes brought to the U.S. by way of German and other European immigrants during the nineteenth century.

Source: Wikipedia