Exotic Marrakesh Casbah - now Afghan Grill
Exotic Marrakesh Casbah, 2309 Calvert Street NW, Washington, DC, 202-234-4632 (Metro Trip Planner - opens in new window) [zabihah | Gayot]
Seems to be more à la carte than fixed price Moroccan, but I haven't been.
This place is now Afghan Grill. web site, [zabihah | WaPo | City Paper | openlist | Yelp | Gayot]