Favorite vegan (or vegan friendly) restaurants in the Northern Va, DC area.

Semi-fancy:
Busboys and poets. The bean soup, vegan cheese pizza, TLT
True Foods. TLT etc
Sushi rock
La Pain Quotient. Quinoa patty dish
P.F. Chang's Tofu lettuce wraps (as a meal even)

Informal:
Wich which, Sandwich shop in Ballston
Chipotle
Moes
Noodle company (check special menu)

Vegan/vegetarian:
Loving Hut, asian, 100% vegan
NuVegan comfort food in DC (also MD)
Sunflower (get dressing on the side, usually too much sugar)
Sticky Fingers in DC
Super fancy AND vegan:
Elizabeth's Gone Raw. A 100% vegan dining experience.

Vegan Dessert: 
Sprinkles cupcake
Loving hut desserts