Cole Palmer is undoubtedly Chelsea’s most effective player and proved that once again during the week. The attacker grabbed a hat-trick against Manchester United in Chelsea‘s 4-3 win at Stamford Bridge, scoring two late goals to secure his side all three points. They were his 14th, 15th and 16th in the Premier League this season, showing just how effective Cole Palmer has been for the Blues since joining them from Manchester City last summer. But who is Chelsea’s most effective player after the 21-year-old and who is perhaps not doing enough in attack? Which Chelsea player could do more in att…