Cisse scored a volley from 30 yards in Newcastle's 4-2 victory over Southampton at St James' Park to help the Magpies climb clear of relegation trouble.
The Senegalese forward has now scored twice in his last four Premier League appearances and revealed that he feels happy to put a barren start to the season behind him.
He told BBC Sport: "Yes it was a very nice goal.
"This year is sometimes difficult for me but today I think I score a very nice goal and now I am happy."
The 27-year-old has scored eight goals in all competitions for Alan Pardew's side this season.