Almost immediately, he wanted to know where we got our Fellow Stagg EKG Electric Kettle, noting the kettle’s unique temperature-hold function, which keeps water hot for up to an hour.

How it works: The Fellow Stagg EKG is like most gooseneck electric kettles in that it's compact, has a long, narrow spout (hence the "gooseneck") and is incredibly easy to operate: Just plug it in ...