At the Amex Stadium, Manchester United did a double over Brighton four days after beating them 3-2 in a dramatic Premier League game.
United doubled their advantage in the 73rd minute, with Donny Van De Beek finding Spanish midfielder Mata, who showed slotted home his 50th goal for the club.
Paul Pogba came off the bench to score seven minutes later when his free-kick curled in via a deflection off Brighton’s Joel Veltman.
Dominic Calvert-Lewin hit a hat-trick as Everton thrashed West Ham 4-1.
Injuries to Everton Brazilian stars Richarlison and Allan also took the shine off the fine display put up by the table topping side.
While on the other hand, Ferran Torres scored his first Manchester City goal as the League Cup holders got back on track with a 3-0 win against Burnley.
Raheem Sterling contributed a brace at Turf Moor to ensured they washed away some of that bitter taste from the 5-2 defeat to Leicester at the weekend.