The kitchen is free, has what you feel like it having, and has no in-game effect other than being tasty.
For the record, this is the current floorplan of the new Hideout.
![Image](http://farm1.static.flickr.com/155/430633582_1d963d6f23_o.gif)
Ask questions about it here if you have any and I'll add the answers to this thread.