Moussa Marega’s strike six minutes after half-time condemned Everton to a single-goal defeat by Porto in the Algarve Football Cup.
The outcome was tough on the Blues, who created a slew of chances in the opening 45 minutes and had opportunities to level after falling behind.
Manager Marco Silva made nine changes from the team which drew with Lille on Saturday – reverting to the XI which started last week at Bury – and watched his refreshed side overrun Porto in the game’s initial stages.
Iker Casillas tipped over Kevin Mirallas’ whipped shot after a bout of sustained and purposeful Everton possession on nine minutes.