just deserts

Idioms  

1. A deserved punishment or reward, as in He got his just deserts when Mary jilted him. This idiom employs desert in the sense of “what one deserves,” a usage dating from the 1300s but obsolete except in this expression.

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Example Sentences

It felt too easy or expected or, in some ways, also too just, in a way that didn't feel like the real world, for her to get her just deserts.

From Salon

"It is satisfying when someone so up themselves gets their just deserts."

From Salon

However, the study said that there was no significant association between the belief in just deserts and where a person lived, their educational background or their job.

From Washington Times

What can you say about people getting their just deserts?

From Salon

There will be England fans who feel it is an overdue serving of just deserts.

From BBC