Cap'n Jack's is the only 1 TS that serves lobster.
Narcoosees does, but it is a 2 TS.
There are very few exclusions. Some of them are listed on
http://www.disboards.com/showthread.php?t=1545287
For the most part, though, you may order anything on the menu at almost any WDW restaurant. (There are a few restaurants that don't accept the dining plan at all, most of them at Downtown Disney.)