Proprietary bottling of a 50/50 mixture of Benedictine brandy over which whole Cognac distilleries are kept busy. While Benedictine, as such, has been around since the 16th century - and produced commercially since the 1860s - B was first produced by popular demand in the 1930s.
Generally available. Produced and sold in France. Distributed world-wide. Available for on-line ordering in some markets.