overbake

over- +‎ bake

overbake (third-person singular simple present overbakes, present participle overbaking, simple past and past participle overbaked)

1. (transitive) To bake for too long.
   • 2007 April 18, “Letters”, in New York Times‎:

     It’s for an eight-inch pan, and the only thing you need to fear is overbaking; somewhere between 20 and 25 minutes is just about right.