Some describe the Adonis as "The sweet version of the Bamboo" but that hardly does this brilliant vintage aperitivo/digestivo, that's off-dry and aromatic...
I came to this via the fortified wine page which lists the recipe as using fino - which is what I'm enjoying now. With the range of sherry and vermouth available nowadays it's going to be a lot of fun to work out my preferred recipe https://www.diffordsguide.com/beer-wine-spirits/category/1/wine-fortified