He has struggled to take his limited opportunities off the bench since, but will hope his double strike earns further chances, especially as Fernando Torres faces a spell out with a groin injury.
"That was a great day for the whole team and the whole club," Ba told Chelsea TV.
"I try to deal with what I've been given and it's not always easy, but I just do what I have to do. I just take the chance to score and I did."
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