What bacterium is used in the production of Swiss cheese to give it its characteristic flavor and also the holes from carbon dioxide production?

Question

Quizplus · Accepted Answer

Propionibacterium is the bacterium used in the production of Swiss cheese to give it its characteristic flavor and also the holes from carbon dioxide production. This bacterium ferments lactose to produce propionic acid and carbon dioxide, which forms bubbles in the cheese, resulting in the characteristic holes.

What Bacterium Is Used in the Production of Swiss Cheese