ciastkarski
Ciastkarski is a Polish surname. Its etymology is derived from the Polish word "ciastko," meaning "cookie" or "small cake." This suggests that the surname may have originated as an occupational name for someone who made or sold pastries, or perhaps as a nickname for someone with a sweet disposition or a fondness for sweets. Like many surnames, its origins can be traced back to medieval times when occupational and descriptive names became common.
The surname Ciastkarski is not exceptionally common, but it is present in Poland. Variations in spelling might