No coolers or outside food or drinks are allowed on the train except for private party reservations on the Celebration Caboose. 

Concessions are available in the Kingsland Station lobby and may be brought on board.  Snacks or drinks may or may not be offered on the train depending on staff availability. Grab something in the lobby before you go. BEER, WINE and COCKTAILS are also now available in Kingsland Station prior to boarding the train.