London [UK], April 8 (ANI): Chelsea forward Noni Madueke opened up about the team’s “Achilles heel” this season following their 2-2 draw against Sheffield United in the Premier League. At Bramall Lane, Chelsea led twice through goals from Thiago Silva and Madueke. But Jayden Bogle and Oli McBurnie struck the net to end the game on level terms. On paper, Chelsea were favourites following their 4-3 win over Manchester United. But once again they failed to build on the momentum and dropped points. “Our Achilles heel this season has been cashing in after a big win. We had an amazing result the oth…