The Slovenian fired past Martin Dubravka twice in the space of 10 minutes, as the Reds recovered from Ayden Heaven's early own goal to briefly lead in east Lancashire.
A victory would have seen us move into fourth place in the Premier League, but Jaidon Anthony's well-struck effort levelled the scoring, and the Reds could not find another goal.
That was despite Sesko's best efforts - our no.30 had seven shots on target across the encounter, which is the most any player has managed in a Premier League game in 2025/26.
Interim head coach Darren Fletcher was impressed with Ben's performance against the Clarets, feeling that on another night he could have recorded his first United hat-trick.