“Kind of acid partly responsible for sourdough's tang” crossword clue

Reveal the answer to see why it works and where this clue has appeared before.LACTIC is the answer to the New York Times crossword clue “Kind of acid partly responsible for sourdough's tang”. It was last seen in the puzzle of July 18, 2026, where it runs at 35 Across and fills 6 squares. It crosses 6 other entries in that grid — those are listed below and are the quickest way to confirm the letters you already have.