The youngster caught one sweetly just prior to Tuesday evening's Premier League International Cup clash with PSV Eindhoven.
And so, when the opportunity presented itself for real, the 17-year-old was primed to pounce.
With just 11 minutes on the clock, Brewster controlled the ball with his chest and rifled home on the turn to open the scoring.
"As soon as I looked at Lloyd Jones I knew he was going to play the ball [to me]," he told Liverpoolfc.com.
"It was a great ball by Lloyd and I was just trying to get in behind their defence.