Sunderland manager Chris Coleman is said to be chasing 'a couple of Chelsea academy youngsters'.
Drinkwater swapped Leicester City for Chelsea in August.
The Chelsea teenager was reportedly hoping to join Reading on Thursday.
The 18-year-old US youth international midfielder reportedly handed in a transfer request at Chelsea in April after falling out with the club over his contract.
The 18-year-old midfielder is reportedly being tracked by a host of top European clubs.
A select round up of the latest Chelsea transfer news, including John Ruddy, Oriol Romeu and teenager Kyle Scott.