What does the cryptic crossword clue "City in Alabama's various autos and colas (10)" mean?

The definition is "City". The wordplay uses an anagram. anagram of AUTOS + COLAS = TUSCALOOSA; definition: "City" The answer is TUSCALOOSA.

City in Alabama's various autos and colas (10)

Daily Mail Cryptic #16387 | 25 Across | 2020-08-24 flower