Tournament topscorer Olivier Giroud is flanked by Pedro and Willian in the Chelsea attack tonight.
Eden Hazard begins the game on the bench.
As expected, Andreas Christensen takes over from injured Toni Rudiger in central defence and Emerson returns in place of Marcos Alonso at left-back. Ruben Loftus-Cheek is also back in the side. Jorginho plays his 50th Chelsea match.
In the absence of suspended striker Ante Rebic, Eintracht Frankfurt switch it around upfront and bring Martin Hinteregger in at the back.
Chelsea (4-3-3): Arrizabalaga; Azpilicueta (c), Christensen, David Luiz, Emerson; Kante, Jorginho, Loftus-Cheek; Pedro, Giroud, Willian.
Subs Caballero, Zappacosta, Alonso, Barkley, Kovacic, Hazard, Higuain.
Eintracht Frankfurt: Trapp; Abraham (c), Hasebe, Hinteregger, Da Costa, Rode, Gacinovic, Fernandes, Falette, Jovic, Kostic.
Subs Ronnow, N'Dicka, De Guzman, Willems, Torro, Chandler, Paciencia.
The referee is Carlos Del Cerro Grande from Spain.
This is our ninth major European semi-final appearance under Roman Abramovich’s ownership. No club has appeared in more since then (Barcelona also nine).
Chelsea and Eintracht Frankfurt have played a combined 24 games in the Europa League this season with only one defeat between us (Eintracht’s first leg quarter-final against Benfica).
The last player to score more than 10 goals in a season in this competition was Radamel Falcao with 12 for Atletico Madrid in 2011/12. Olivier Giroud is currently on 10.
The Blues have kept a clean sheet in eight of our 12 Europa League matches this season (four in six away).
We are undefeated in Europe over 12 matches, closing in on the club’s record unbeaten sequence of 14 UEFA matches between 2008 and 2010.
Chelsea have lost just one of our last 10 games against German sides in all European competitions (five wins, four draws), and have won our last two games in Germany.
This is Eintracht Frankfurt’s first European semi-final since 1979/80, when they ultimately won the UEFA Cup after defeating Bayern Munich and Borussia Monchengladbach in the semi-finals and finals respectively.
Eintracht Frankfurt’s Luka Jovic and Filip Kostic have created a combined 12 chances for one another in the Europa League this season; no duo has combined for more.
Frankfurt have only lost two of their 20 matches in 2019 in all competitions but both have come in their past five games.
Eintracht have played 10 Europa League games at the Commerzbank-Arena, winning eight times and drawing twice; they have not trailed for a single minute in those games.
Frankfurt’s only other European campaign in the past dozen seasons came in 2013/14, when they reached the Europa League round of 32 before going out to Porto.
Eintracht have lost at home to English opposition just once before in all European competitions.