Cuba de Ayer
Cuba de Ayer, 15446 Old Columbia Pike, Burtonsville, MD, 301-476-9622, closed Mondays (Metro Trip Planner - opens in new window) [Washingtonian | http://www.washingtonian.com/restaurantreviews/1081.html WaPo (Eve Zeibart) | City Paper | Don Rockwell]
A mom and pop, the Washington Post claims it is one of the best Cuban places around; it is a little out of the way for me.