Five Guys Burgers & Fries
, 1335 Wisconsin Ave NW
c (202) 337-0400
There are 3 famous burger places in the US - In N' Out (West Coast), Shake Shack (NY/East Coast), and Five Guys (DC).
After trying all 3, here's my ranks: 1) In N' Out 2) Shake Shack and 3) Five Guys