Rehash

I don't want to rehash all that stuff from the past.

I never did care for Sunday joint that was served up cold on Monday, hashed on Tuesday, rissoled on Wednesday, and re-hashed on Thursday[.]

Today's parliamentary session only rehashed last week's arguments.

The CEO of the company only rehashed a speech for the news conference.

The general rehashed plans for the war.

Let's not rehash what we did last night.

He wrote a bad rehash of an earlier essay.