Propionibacterium shermanii is a microbe used for the production of Swiss cheese.
The production of Swiss cheese is done through the fermentation of the following bacteria:-
- Lactic acid bacteria: it converts lactose into lactic acid.
- Propionibacterium shermanii: it converts lactic acid to propionic acid and carbon dioxide which escapes the surface of the cheese. Hence, forming large holes.
- The carbon dioxide escapes the surface of the cheese forming the large holes.
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