"Guessing that flashing your S.H.I.E.L.D credentials around here doesn't count for much, then." Probably doesn't count for much back home, either, but Sam is pretty sure that Captain America would never have to pay for a meal in the entire United States unless he just wanted to. He also knows that Steve's modest and probably wouldn't take advantage of it.

"Well, buffet it is. All you can eat, which means you're going to win this one too."