Via Ezra Klein’s twitterfeed, this list of America’s top 10 healthiest fast food restaurants indeed does not seem so much the healthiest list that could be assembled. By my count, the D.C. area features four of these heart-healthy-in-a-hurry options: Au Bon Pain, the Corner Bakery, and, ahem, Chipotle and McDonald’s. Wait a second! Didn’t we learn from that one movie that if you eat in an absurd fashion that resembles absolutely no one’s real…