The present invention relates to a coffee machine provided with a grinder that grinds coffee beans, and provides a coffee machine characterized by sensing the state of the grinder. A coffee machine (GM) is provided with a grinder (5A) that grinds coffee beans, the grinder (5A) including a grinding unit (58a) that can perform a predetermined rotating operation, and comprises a determination device (a processing unit (11a) that executes step S13 illustrated in FIG. 27) that determines whether the grinding unit (58a) is in a normal state allowing the normal rotating operation to be performed.

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