He made his Everton debut on 27 August 1988, the opening day of the 1988–89 First Division campaign, in a 4–0 home win over Newcastle United in which he scored a hat-trick. He managed a further 10 league goals that season, though Everton were relatively disappointing in the league as they finished eighth – having been a top four club and twice champions in the previous four seasons. However, they did reach the FA Cup final and were paired with neighbours Liverpool at Wembley on 20 May 1989. It was a close contest but in the end Everton lost 3–2 in extra time. Earlier in the season Cottee and his colleagues and been on the receiving end of another Wembley defeat, this time to Nottingham Forest who beat them 4–3 in the final of the Full Members Cup, but Cottee still managed to get on the scoresheet twice.