He told The Mirror: "I was relieved as well as ecstatic to get the goal, the win and the three points. I was playing at Stansted three years ago. That's one of the lowest semi-pro levels.
"If you'd have told me then I would be playing in the Premier League, I would have laughed. It's just unbelievable how far I've come, I just need to keep it going.
"I dreamed about scoring in the Premier League but I never thought it was going to happen to be fair. I'd given up on the dream. I'm glad to have done it now."
Palace have taken three points from their opening three games this season.