Café Sabarsky Good for: Dining alone during the weekday, small groups for brunch, and everything from first to fiftieth date lunch (because if the date goes well, you can walk around the museum afterwards). Atmosphere: Café Sabarsky is more classic than a classic Viennese café. No one rushes you: even though there is a line of thirty people deep outside the door, you could literally sit for hours in conversation over coffee and Apfelstrudel. Even better, you’re always encouraged to have…