The whut?
(Rest of it sure sounds good! I love red velvet cake! )
Ganache is an an icing or filling for pastries, made from chocolate and heavy cream. Its origins date to around 1850, where it may have been invented in Switzerland or in France.
Ganache is normally made by boiling heavy cream, then pouring it over chopped, dark chocolate. The mixture is stirred or blended until smooth, and can be enhanced with liqueurs or extracts.