The second half picked up where the first half left off, as Chelsea continued to look off the pace in the games.
"In the first half Leicester ran more than us, they played better than us, but we knew we were playing against a good opponent, maybe the worst opponent we could have played in this moment".
Watch Iain Lee talk about what really went down on I'm A Celebrity, the ups and downs of his career, and his challenges with mental health only on Unfiltered with James O'Brien.
Chelsea are scheduled to play United at Old Trafford on February 25, unless the Blues reach the Carabao Cup final at Wembley on the same day.
Gary Cahill came off in the 33rd minute for Chelsea with an apparent hamstring injury.
"I saw a lot of exhausted players today, and that was a factor today in how the game played how".
Arsene Wenger opens up about Arsenal star's potential departure
The first time he insulted me, I had a response, a response that I know touched the point where he really feels hurt. Manchester United gain a pacy, productive forward and stop their city rivals gaining another elite player.
FW Cesc Fabregas, 5 - Brought a great save out of Schmeichel early in the game, but only showed flickers of skill and his delivery from a series of corners Chelsea won was frustratingly poor.
Despite David Luiz being on the bench, Antonio Conte chose Andreas Christensen as the man to replace the England worldwide.
FW Willian, 6 - Gave Chelsea more impetus going forward, which wasn't hard, but failed to find a way through Leicester's well-organised backline.
Chelsea got the better of the Red Devils in their first Premier League meeting of 2017-18, winning 1-0 at Stamford Bridge.
Nearly everything about the Spaniard's game was off, as he was once again left down by poor runs, poor touches and in some cases just rotten luck.
The hosts were handed a boost when Chilwell was shown a second yellow card for catching Moses, but they found it hard to create openings as Leicester sat back.