There are two changes to the side that beat Wigan.
Gary Cahill comes in for injured David Luiz and Ramires returns from illness with Ryan Bertrand making way. Juan Mata is expected to move to the left. Oscar is again on the bench.
Reading too make two changes. Jem Karacan comes into midfield with Hal Robson-Kanu making way. Striker Adam Le Fondre is dropped with Garath McCleary added to the team.
Chelsea are expected to line up in the following 4-2-3-1 formation:
1 Petr Cech
2 Branislav Ivanovic
24 Gary Cahill
26 John Terry (c)
3 Ashley Cole
12 John Mikel Obi
8 Frank Lampard
17 Eden Hazard
10 Juan Mata
9 Fernando Torres
Substitutes: 22 Ross Turnbull, 34 Ryan Bertrand, 5 Michael Essien, 6 Oriol Romeu, 16 Raul Meireles, 11 Oscar, 23 Daniel Sturridge.
Reading are expected to line up in the following 4-5-1 formation:
Federici; Gunter, Pearce, Gorkss, Harte; McAnuff (c), Guthrie, Karacan, Leigertwood, McCleary; Pogrebnyak.
Subs: Tabb, Mariappa, Robson-Kanu, Hunt, McCarthy, Cummings, Le Fondre.
The referee is Lee Mason.
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