"This is a church, a holy place. You can't mix it with such a shameful assault on the Jews," plaintiff Michael Düllmann says of the medieval work portraying Jews with a pig.
Fellow Jews in the country are baffled by a small Jewish faction within the Alternative for Germany, a party accused of racism and of downplaying the Nazis.
The German capital is experiencing growing Jewish immigration, despite a rise in anti-Semitism. Organizers of the city's first Jewish food festival are hoping it can help foster unity and pride.