Home cooks serve up their signature dishes to judges Gordon Ramsay, Joe Bastianich and Aarón Sánchez and guest judge Emeril Lagasse.

Only nine aprons remain as the search for the next MASTERCHEF continues. The next round of home cooks has just 45 minutes to impress the judges, along with the guest judge and legendary Michelin Star chef Curtis Stone.

The final audition round of the season; guest judge Paula Deen.

Legendary Michelin Star chef Masaharu Morimoto sets the bar high with his monkfish demonstration, leaving the cooks desperate to impress in their first elimination challenge.

One of the world's most influential pastry chefs, Sherry Yard, visits the MASTERCHEF kitchen. With elimination on the line, this dessert challenge puts the spotlight on the home cooks' baking skills for the first time.

The cooks must create a beef dish without knowing what cut of beef they will be cooking.

With the top 10 at their fingertips, Michelin Star chef Nancy Silverton challenges the home cooks with a fresh pasta challenge. The cooks must prove they can master this Italian staple and impress with a pasta dish of their own.

The top 10 home cooks take on a Californian Mystery Box Challenge, with Michelin Star Chef Jonathan Waxman as guest judge. It's the highest stakes challenge yet with an elimination no one sees coming.

The pioneering king of the food truck revolution, Roy Choi, tasks the home cooks with making a street food dish worthy of a Michelin star restaurant.

Chef Ramsay challenges the home cooks to create a dish for the most important legend yet -- their own personal legends; one home cook's dish ends up on the chopping block.

Dominique Crenn, the only female chef in America to attain three Michelin stars, challenges the cooks to pair up and make the same exact dish -- without being able to see one another; chef Niki Nakayama gives the cooks a taste of Japan.

Masterchef legendary chef Niki Nakayama guest-stars on an all-new Masterchef Legends bringing a taste of Japan.

Four legendary chefs grace the MasterChef kitchen for a one-of-a-kind Chef's Table team challenge that pits boys against girls.

Legendary French chef Ludo Lefebvre joins to guest judge a Mystery Box challenge with a twist. The home cooks are challenged to make two elevated French Bistro-style dishes in 90 minutes to guarantee themselves a spot in the semifinals.

The remaining four semi-finalists tackle a brand-new culinary triathlon that sees the home cooks making three dishes back-to-back alongside three different legendary chefs: Nyesha Arrington, Suzette Gresham and chef Ramsay himself.

The remaining four semi-finalists tackle a brand-new culinary triathlon that sees the home cooks making three dishes back-to-back alongside three different legendary chefs: Nyesha Arrington, Suzette Gresham and chef Ramsay himself.

Chef Curtis Stone guest judges for the semifinals when the top three battle in the appetizer round.