rehash
🇺🇸
/ˌriːˈhæʃ/
🇬🇧
/ˌriːˈhæʃ/
To present something in a new way without making it better or different.
The comedian's new routine was just a rehash of old jokes.
Something that has been presented in a new way without any significant improvement or change.
The new album was criticized as being just a rehash of their previous work.