The white grape variety comes from Romania. The Romanian name means "Fats of Cotnari" and the Hungarian name Kövérszölö means "fat grape", which indicates the large berries. Synonyms grouped alphabetically by country are Dicktraube, Resertraube, Sicktraube ( Austria ); El Grasz, Grass, Grasz, Grasă, Grasă de Cotnar, Grasă Mare, Grasă Mică, Grasi, Grassa, Grassa Mare, Grassa Mica, Poamă Grasă, Som ( Romania ); Bajor, Fehér Kövérszölö, Fehérszölö, Fejérszölö, Kövérszölö, Pataki ( Hungary ).
It is a very old variety, which is probably the same as the Fehérszölö, which was formerly often mentioned in the Tokay region. The Ampelograph Hermann Goethe (1837-1911) mentioned it under Kövér Szöllö as early as 1876 and names her origin Transylvania. The three varieties Grasă crocantă (crunchy berries), grassă galbenă (yellow berries) and grassa verde (green berries) are described in Romania; this biodiversity indicates a Romanian origin out. This is also due to genetic relations with the Romanian varieties Fetească Albă and Fetească Regală supported. On reason morphological Similarities (especially leaves) she is often using Furmint mistaken. Grasă de Cotnari was crossing partner in the new breed Columna,
The vine is very vulnerable to Botrytis and therefore predestined for noble sweet Wines. She is also vulnerable to wrongdoing mildew but quite resistant to frost and drought, It produces greenish yellow to golden yellow wines with nut flavor, high alcohol content and low acidity. In Romania, it is grown mainly in the Moldava region and in the Subcarpathian. It becomes the famous sweet wine Cotnari vinified. Above all, it is blended with the variety Tamâioasa Romaneasca ( Muscat Blanc ) used. The Romanian vineyard is 640 hectares. In Hungary It is one of the official varieties for the production of Aszu on 45 hectares Tokay, In 2010, a total of 685 hectares of vineyards were designated (Kym Anderson ).
Source : Wine Grapes / J. Robinson, J. Harding, J. Vouillamoz / Penguin Books Ltd. 2012
Images : Ursula Brühl, Julius Kühn Institute (JKI), Federal Research Center for Cultivated Plants,
Institute for Grapevine Breeding Geilweilerhof - 76833 Siebeldingen, GERMANY