Everton hustled their way to victory over Chelsea with caretaker manager Duncan Ferguson.
Richarlison scored the hosts’ opening goal with a towering header from Djibril Sidibe’s cross.
Dominic Calvert-Lewin doubled the lead with a smart finish shortly after half-time.
Everton came under pressure as Mateo Kovacic’s low shot from outside the box wormed its way into the bottom corner.
Chelsea have lost three of their past four Premier League games and fifth-placed Wolves would move three points behind them with victory at Brighton on Sunday.