All-Star Academy

Nine home cooks enter the kitchen and meet their mentors: Alex Guarnaschelli, Robert Irvine, Curtis Stone and Andrew Zimmern. Challenges include making a dish from the contents of a lunch box and impressing guest judge Carla Hall.

The home cooks meet their new guest professors, Debi Mazar and Aaron Sanchez; the cooks compete in a tag team challenge cooking dishes that combine the styles of where they are from.

Duff Goldman serves as guest professor for a set of art-inspired challenges; the mentors face off in two battles featuring desserts in different colors.

Katie Lee and Jeff Mauro join the Academy as guest professors; two groups of three must create an appetizer trio featuring one main ingredient; creating a dish using only seven ingredients from the pantry, plus a surprise ingredient.

Scott Conant and Geoffrey Zakarian serve as guest professors; the mentors cook a gourmet dish featuring a popular snack food; the cooks try to avoid elimination as they create a gourmet dish using pretzels.

Guest professor Adam Richman tests the cooks on science; the chefs must dissect iconic dishes and use those ingredients in a new way; the mentors switch teams to test how well they can train students; dishes featuring the four elements.