The earth almond (Cyperus Esculentus) is also known as Tigernut / Chufa sedge / Nut grass and  is a crop of the sedge family. Their Brown, round, edible tubers grow under the earth. The Tigernut was already known with the old Egyptians who drank the healthy juice from these. The Tubers were also found in the old Egyptian graves.

Many Civilizations after used them as significant food. The Arabs brought the Tigernut to Spain. The plant has been predominantly cultivated in the Coastal Region of Valencia. There the Tigernut grows thanks to the mild mediterranean climate particularly good. From the juice of the Tigernut, the Spanish make their traditional drink called Horchata. The sweet and nutty flavor of the Tigernut makes the Horchata unique and popular.