Warm den offers coffee, live music and a long list of quirky comforts.. In Short This lovely café boasts a charming, sophisticated interior -- and one of the prettiest art gardens in the Richmond District. Amenities abound, including nightly live music with no cover and a CD listening station heavy with local talent. Superior cafe fare features homemade vegan pies, cakes, soups, quiches and curries, and the list of beverages transcends coffee to include port, plum wine, sake and mead. Free WiFi is also available.