Fondant has faded (but it may be coming back). Buttercream is boss. Drips are de rigueur. Geometrics are gigantic. Fresh flowers are fashionable. And smaller is big. These are just some of the trends ...

If you make this cake well in advance and plan to store it, you’ll need to “feed” it with extra rum every week or so. Unwrap the cake, drizzle rum over the top, wrap it up again and re-seal in its ...