Some dishes are worth crossing county lines for. Others make you willing to sit in traffic, burn a tank of gas, and plan your entire day around a single meal.
This Maryland spot falls into the second category. The roast beef is the draw, piled high on a soft roll, tender and juicy, with just the right amount of seasoning.
You can get it with horseradish or au jus, or both if you are feeling ambitious. The meat is slow roasted, sliced thin, and served with generous portions…