Busko-Zdroj is known for its wide medical spa offer, which helps people with various diseases, but it also has someproposals for those tormented with lack of regional dishes in restaurants. One of them is "Derslaw's Castle" with its delicious gourmet cuisine, where the base is the produce sourced from local producers. These include products such as korczyńska bean , and szydłowska plum. The chef offers traditional "zalewajka", goose in the plum sauce, celery and many other regional dishes. The bulding of the hotel in itself provides additional experiences. Built in 1911, it can be called an architectural gem.