Hallmarked by the generous use of the Saaz hop, Bohemian or Czech pilsners are also noted for their rich gold color, fat maltiness and moderate to full body. Generally brewed to 10-12° Plato. in Czech these beers are simply called Světlý Ležák. Sometimes served cloudy and unfiltered with young wort mixed in, known as Kvasnicova in the Czech Republic, the same as what is known as krausening in Germany. Regardless of origin, to be a pilsner a beer must have at least 28 units of bitterness, and preferably much more.