The Belgium’s brace during last night’s 4-1 UEFA Champions League win over CSKA Moscow took his season tally to 10 goals from just nine appearances, bettering the record of club legend Sir Bobby Charlton [nine goals in nine appearances].
And while Mourinho was full of praise of Lukaku’s form, the former Chelsea and Real Madrid coach believes equal credit is due to the team as a whole.
"It is a great achievement but it is only possible with a good team," said Mourinho.
"Without a good team it is not possible and the team is playing well. They are amazing numbers for Romelu. He is humble and wants to learn and improve all the time.
"I think ambition is there and I trust he can keep performing for us."