By Adrian Kajumba Mauricio Pochettino admits some of his youngsters have been struggling to take the heat at Chelsea. So he organised a club-wide barbecue as part of his ongoing bid to transmit what is at steak when playing for the Blues. Pochettino is no stranger to thinking outside the box for team bonding methods, once making his Tottenham players walk over hot coals during their Champions League final preparations. On Friday, he needed them for one of his favoured gatherings in a repeat of a similar event he held on his arrival at the club in July. While discussing star signing Cole Palmer…