Where does “şerbetçilik” come from?

şerbetçilik (Turkish) comes from Turkish şerbetçi, from Turkish şerbet, from Arabic شُرْبَة, from Ottoman Turkish چوربا, from Persian شوربا, from Persian شور, from Persian شوریدن, from Persian شستن — to wash.

şerbetçilik (Turkish): job of a person who makes and/or sells sherbet;...