winem

In a sentence

• Lubię delektować się czerwonym winem wieczorami.

  I enjoy savoring red wine in the evenings.

  In this sentence, 'winem' is instrumental; it is used to express what one is enjoying.

• Ten sos jest doprawiony wybornym winem.

  This sauce is flavored with exquisite wine.

  Here, 'winem' describes the ingredient used in the preparation of the sauce, using the instrumental case.

• Przy stole rozmawialiśmy o najlepszym winem dostępnym w regionie.

  At the table, we discussed the best wine available in the region.

  Although this sentence is slightly incorrect; the correct form would be 'o najlepszym winie.' The intention demonstrates the prepositional usage to denote discussion about wine.