Rhine Region Refreshment (it Starts With R, Too)

This page is the CodyCross answer for the clue below from Top Secret, Group 2100, Puzzle 5 (Intelligence Report).

Question is: Rhine Region Refreshment (it Starts With R, Too)

and the answer is: RIESLING

Word Meaning:

RIESLING — Alternative letter-case form of Riesling.

Definitions from Wiktionary.