This is the 11575th most frequent Polish word.
katalońska
Catalan (adjective, feminine form), referring to something from or related to Catalonia.
The word 'katalońskie' is an adjective describing the city Barcelona as being Catalan.
Barcelona to piękne katalońskie miasto.
Barcelona is a beautiful Catalan city.
Here, 'katalońskie' functions as an adjective qualifying 'wybrzeże' (coast) to specify a particular cultural or geographic region.
Marzę o podróży na katalońskie wybrzeże.
I dream of traveling to the Catalan coast.
In this sentence, 'katalońskie' characterizes the noun 'potrawy' (dishes), indicating the cuisine's origin or style.