Watch Burton Albion vs Rotherham United Live Streaming
Watch Burton Albion vs Rotherham United Live Streaming"But Hilario has never let us down at all. He has been brilliant every time he has come in, whether it is for one game or a run of them.
"That is something we are not worried about. You have to have faith in him, and Ross Turnbull behind him, and we certainly have that."
Cech's injury compounded a night when Chelsea lost their last-16 first-leg tie despite outplaying their hosts for much of the game.
The Blues, facing former boss Jose Mourinho for the first time since he left the club in September 2007, were stunned by a third-minute strike from Diego Milito.
Salomon Kalou equalised in the 51st minute only for Esteban Cambiasso to fire the winner four minutes later.
The away goal could prove crucial but Lampard does not believe Chelsea can be lauded as favourites to go through to the quarter-finals.
