The build started with an off-the-shelf replica cow skull, in lovely flame-resistant metal. It was then plumbed with a propane feed that could be triggered by a 12-volt solenoid.

The faux human skull fire logs are an expensive indulgence. Each one will cost you $65 , although you can also buy a three-pack for $190 . They also come in black, brown, white, and “aged dark ...