Röstbar is known for its specialty coffee, especially flat whites made with oat milk, and popular vegan chocolate and pistachio croissants priced affordably around 5.70 EUR for a combo. The cafe features a cozy, earthy-tone interior with brick walls and has a well-regarded friendly atmosphere that draws morning crowds, including families with kids. Outdoor seating and extensive wheelchair accessibility complement its reputation as a good spot for breakfast, solo dining, and working on laptops.