This is the 12085th most frequent German word.
ulmer
"Ulmer" refers to something or someone from Ulm, a city in Germany.
Here, 'Ulmer' acts as an adjective, relating to the city of Ulm, to describe the Minster associated with it.
Der Ulmer Dom hat einen der höchsten Kirchtürme der Welt.
The Ulm Minster has one of the tallest church towers in the world.
In this context, 'Ulmer' serves as a demonym adjective describing the citizens of Ulm.
Ulmer Bürger feiern das jährliche Stadtfest mit Freude.
Residents of Ulm celebrate the annual city festival with joy.
'Ulmer' here is an adjective that modifies 'specialties,' connecting them to their origin in Ulm.