Plum cake fruit in these open tarts or flans is cut into suitably sized pieces and the cake is glazed: red glaze is recommended for red plum and rhubarb flans, whereas apricot glaze is recommended in yellow plum and apricot flans. The German plum cake, known as "Zwetschkenkuchen", can be found all over the country, although its home is Bavaria. In chef Robert Carrier's recipe for it, the base is made from yeast pastry rather than often used shortcrust pastry, because the yeast pastry "soaks up the juice form the plums without becoming soggy". In Italy, plum cake is known by the
Date-plum genus. Its English name probably derives from Persian "Khormaloo" خرمالو literally "date-plum", referring to the taste of this fruit which is reminiscent of both plums and dates. This species is one candidate for the "lotus tree" mentioned in "The Odyssey": it was so delicious that those who ate it forgot about returning home and wanted to stay and eat lotus with the lotus-eaters. The tree grows in the lower and middle mountain zones in the Caucasus. They usually grow up to 600 m above sea level. In Central Asia, it rises higher—up to 2000 m. They rarely grow in stands