The 24-year-old, who has agreed terms to a new three-year deal, converted a spot-kick in the 45th minute.
This was after Enzo Adrian Ruiz saw red for fouling Nemanja Mili? inside the box.
After 78 minutes, Slavoljub Srni doubled the lead for the Serbian Super League runners-up.
Boakye popped up in the 89th minute to complete the drubbing at the Stadion Rajko Miti? - Belgrade.
Red Star Belgrade will travel to Malta for the second leg on 6 July as the winner will face Pavlodar or Dunav Ruse. Read Full Story
Facebook
Twitter
Pinterest
Instagram
Google+
YouTube
LinkedIn
RSS