After Eden Hazard had missed an early penalty, Willian put the hosts in front and Maccabi’s hopes were effectively ended when Oscar converted from the spot on the stroke of half-time.
Speculation was rife towards the end of 2014-15 and through the off-season that the England global would depart, with the switch finally completed last month for a reported fee of £49million.
The Colombian – signed on loan from Monaco – was brought in by Jose Mourinho following the departure of Didier Drogba this summer and will compete with Diego Costa and Loic Remy for a place up front this season.