Café Frauenhuber is the oldest coffeehouse in Vienna, established in 1824. Located near St. Stephen's Cathedral, it has a rich history and has been frequented by famous composers such as Mozart and Beethoven. Café Frauenhuber offers a range of coffee options, including the classic Wiener Melange and the strong Kleiner Schwarzer. The café also serves traditional Viennese dishes, making it a great place to experience both coffee culture and culinary delights.