They brushed their first five opponents aside, scoring 21 goals along the way, and another powerful performance is expected today.
"We have strong guys," said Obi Mikel. "We have a lot of six footers. Even someone like Frank Lampard, you don't realise how strong he is. Essien is shorter but is very, very strong.
"Our physical presence through the middle with Didier Drogba up front and John Terry and Alex at the back really works well for Chelsea. Ashley Cole may be smaller but if you think he is a pushover, he is strong."