Mess hall A mess hall was a location on Federation and Klingon starship s or starbase s where crewmembers could relax and enjoy a meal or a quick snack in a social setting . It was also the place where officials , such as ambassador s of other worlds , were entertained . Gatherings were also held there . The person in charge of activities within the mess hall held the title of mess officer . ( ) J - class . Aboard freighter s , the mess hall was in room A3 . The J - class mess hall had at least two circular windows and four tables . On the opposite wall from the windows was a counter , featuring a metallic , manual drinks dispenser . There was a pair of double - doors on each of the other sides of the room . Food available included strawberry shortcake nutri - pak s . Drinks could be consumed in metallic mugs found at the counter . ( ) " Franklin " - type . The had a combination of a mess / recreational hall , which was located on the forward end of the saucer section . It featured one table with at least six chairs and a leather couch across the room . ( ) NX - class . Earth Starfleet starships of the 22nd century were outfitted with large mess halls . Boasting several large windows , the NX - class mess hall was a buffet - style environment ; food prepared in the ship ' s galley was brought to the mess hall and stored in a serving case located on a bulkhead adjacent to a drink dispenser . ( , " et al . " ) Aboard the starship , the mess hall was converted into a theater on some Tuesday night s for " movie night " . A large screen was erected in the mess hall , controllable from bridge stations on A Deck . ( , " et al . " ) Located just aft of and connected to the mess hall was the captain ' s mess . ( , , ) " Crossfield " - class . The mess hall of a starship featured a food synthesizer and several small windows along the hull . The room also featured multiple tables and seats , which were colored white . Aboard the " Crossfield " - class in 2256 , the mess hall ' s innermost wall featured drawings that comprised a memorial of starships lost in battle . ( ) " Defiant " - class . Like much of the internal spaces aboard starships , the mess hall was compact , functional and had no windows . It was equipped with one food replicator . The mess hall could also be used for meetings with the ship ' s crew . ( ) Worf often ordered prune juice in the mess hall of the " Defiant " . Once , he received a cup advertising Quark ' s . ( ) In 2372 , Dukat and members of the Detapa Council underwent blood screenings in the mess hall after being rescued by the " Defiant . " ( ) Several weeks later , the mess hall was the site of a meeting between Captain Sisko , Quark , and Hanok . Later , a Jem ' Hadar torpedo impacted into the mess hall , but did not explode immediately . Quark and Hanok were able to defuse it . ( ) Later that year , the mess hall was the site of a briefing session between the crew of the " Defiant " and Weyoun ' s Jem ' Hadar soldiers . ( ) During the early months of the Dominion War , the crew placed depleted phaser relay power cell s in the mess hall as a sign that they would never stop fighting . ( ) Ixtana ' Rax had the senior staff of the " Defiant " held in the mess hall after the Jem ' Hadar briefly captured the starship in 2374 . ( ) Quark was ordered to stay in the mess hall as the " Defiant " fought its way to AR - 558 in 2375 . ( ) " Intrepid " - class . On vessels , the mess hall was on Deck 2 , Section 13 , with turbolift access in the corridor outside the starboard entrance . Some ships were equipped with four food replicator s , with a private captain ' s dining room just behind the mess hall . The dining room could be reconfigured , and two of the replicators removed , to serve as a kitchen , as was done by Neelix aboard the . ( ) The ' s mess hall was also fitted in this manner . ( ) Since replicator rations were in short supply aboard " Voyager " , Neelix supplemented food stocks with vegetables from the airponics bay along with food obtained from trading and scouting missions . The mess hall aboard " Voyager " was host to many social gatherings , including diplomatic affairs , ( ) birthday parties , ( ) ping pong games , ( ) and holiday celebrations . ( ) When Neelix departed " Voyager " in early 2378 , Chell wanted to take over duties in the mess hall . The ship returned to the Alpha Quadrant shortly following , and it is not known if Chell was given the position . ( ) The mess hall also served as a makeshift sickbay whenever that facility was disabled or otherwise overwhelmed . ( ) Klingon Bird - of - Prey . Several Klingon Birds - of - Prey – such as the , the , and the – were known to include mess halls . ( ; ) In 2373 , a fight involving Kornan , Leskit , and Ortikan broke out in the mess hall of the " Rotarran " . ( ) When Alexander Rozhenko joined the crew of the " Rotarran " , he was mocked by Ch ' Targh and others in the mess hall . ( ) In early 2375 , Miles O ' Brien , Julian Bashir , and Quark ate " gagh " in the mess hall of the " Rotarran " . Quark complained about the lack of a variety of foods . ( )