Sean Dyche admitted his side came up short as Everton made it a miserable Christmas for the Clarets.
The Merseysiders charged into an unassailable three-goal lead inside the opening 22 minutes, and despite Ben Gibson reducing the arrears, sealed matters with two second half strikes.
And Dyche accepted his side need to pick themselves up for a quartet of crucial games either side of the new year.
The Clarets boss said: “We’re conceding too many loose, soft goals and not had enough details in both boxes, so there’s a number of things, but there’s no excuses.