Hakim Ziyech broke the home facet's resistence eleven minutes into the second-1/2 because the Moroccan tapped home from Callum Hudson-Odoi's inch-perfect go.
Thomas Tuchel's men moved onto nine points from 4 games, stage with Juventus at the pinnacle of the Group H and 6 clean of third-located Zenit St Petersburg. The Italian giants welcome Zenit in Turin in a while Tuesday.
Tuchel resisted the temptation to make wholesale changes notwithstanding cruising past the Swedish champions four-0 on home soil weeks in the past. Romelu Lukaku and Timo Werner both sustained accidents within the first meeting between the sides.
Chelsea have not neglected the firepower in their two first-desire strikers, no matter Kai Havertz failing to step up in their absence. The German, who scored the prevailing intention in last season's very last in opposition to Manchester City, neglected the pleasant threat of a cagey first-1/2 ruled by using the site visitors.
Havertz fired too near Johan Dahli when one-on-one, at the same time as the Malmo 'keeper changed into additionally compelled into ordinary saves by means of Ziyech, Marcos Alonso and Andreas Christensen. One moment of first-rate made the distinction for the European champions as Hudson-Odoi and Havertz exchanged a one-two that freed the England winger down the right and his move perfectly picked out Ziyech to tap home.
More possibilities came and went for Chelsea in the final region, the first-class of which become wasted by way of alternative Christian Pulisic in stoppage time. But they by no means appeared in risk of conceding an equaliser as they registered an 8th easy sheet in 10 Champions League video games underneath Tuchel.
