Holocaust Survivors Paid the Price of Admission to This Frankfurt Café Long Ago

'I didn't see you in Birkenau, but we ran into each other at Bergen-Belson,' a woman reminds her former Polish neighbor over weekly cake and coffee.

FRANKFURT, Germany − Three ladies at table 3 lean forward to evaluate the bienenstich. The first declares the cake intolerable. “For these almonds, you need a magnifying glass,” the second sighs. The third rearranges her bronze-colored silk scarf and launches into a discourse on the proper proportions of cake and caramel: “Just a smattering of honey, no more!” The sound of a Csardas wafts through the room from...