Most importantly, he demonstrated a confidence - his second came from his first ever Premier League penalty - to leave Benitez purring.
He said: "It's fair to say that we are watching now a Fernando with more confidence and with more belief, and at the same time, the team is the same way.
"I was analysing his movement before and we were adjusting little things. It's a question of confidence and just little different movements.
"I have said before, if the team plays well and creates chances, Fernando will score goals."