Here is more information on it (It's up to 14 people and not 12 like I previously thought)
The Cítricos Chef's Domaine is a private room at Cítricos in Disney's Grand Floridian Resort and Spa.
This room will host up to 14 guests, at the end of the Chef's Line, completely englassed, adjacent to the Main Dining Room.
There are two seatings on the room from 5:30 - 8:15 p.m. and from 8:30 p.m. - 11 p.m.
The Food and Beverage minimum for one seating is $ 650.00, ++
The Food and Beverage minimum for both seatings is $ 1,300.00, ++
The room may be booked by calling (407) WDW-Dine directly and to get further information