He's been through a lot.” “I'll bet he has,” Harold replied, and just for an instant Larry felt distrust, felt that Harold's quick sympathy for a boy he had never met was as ersatz as powdered eggs.
King, Stephen
The Stand
Or, conversely, the android could be regarded as a highly developed, evolved version of the ersatz animal.
Dick, Philip K.
Do Androids Dream of Electric Sheep?
Indbur the Third was a peculiar combination of ersatz characteristics to all but himself.
Asimov, Isaac
Foundation 2 - Foundation and Empire
The blind innkeeper said that the Americans could sleep in his stable that night, and he gave them soup and ersatz coffee and a little beer.
Vonnegut, Kurt
Slaughterhouse Five
Even his reliable friends the Germans failed him in this crisis: they preferred ersatz.
Heller, Joseph
Catch-22