From Basel main station ("SBB"), take tram 1, direction Dreirosenbrucke, for 4 stops, to Brausebad. Change to tram 6, direction Allschwil Dorf, to the end station. Follow flour a few metres to Restaurant Eintracht, Oberwilerstrasse 8

http://www.allschwil.ch/Gastro/Restaurant_Eintracht.htm

We will be able to leave our bags there, and intend to eat there afterwards.