Story : In the Season Eight premiere episode, 40 of America's best home cooks travel to Los Angeles to compete in the MASTERCHEF Battle for a White Apron challenge, during which they will face off against each other to try to earn a place in the Top 20. Judging the battle rounds will be Gordon Ramsay, Christina Tosi, and new judge and award-winning chef Aarón Sánchez, who will taste for flavor, creativity and presentation. After each battle, the judges will decide whom they think deserves to make it to the next round and a chance to compete for the coveted title.