第 4 季 共 15 集
播出时间：2008年3月13日
第 1 集 Anything You Can Cook I Can Cook Better
播出时间：2008年3月13日
The 16 new contestants face their first QuickFire and Elimination rounds using themes from Chicago's regional cuisine.
第 2 集 Zoo Food
播出时间：2008年3月20日
A farmers' market takes prominence in this week's QuickFire, and an exotic location is the setting for the Elimination round as the remaining chefs cook for guest judge Wylie Dufresne.
第 3 集 Block Party
播出时间：2008年3月27日
The contestants mix it up with Rick Bayless while creating a fiesta for a community.
第 4 集 Film Food
播出时间：2008年4月3日
The remaining chefs demonstrate their aptitude with knives, and then help Richard Roeper throw a film-themed dinner. Daniel Boulud guest judges.
第 5 集 The Elements
播出时间：2008年4月10日
The dreaded taste test is back, and even before the chefs recover from it they must cater a charity event. Ming Tsai Guest Judges this week.
第 6 集 Tailgating
播出时间：2008年4月17日
Simple pleasures is the theme for tonight's round as the chefs must create a dish that complements beer, and then throw a tailgate extravaganza for fans of the local team.<br />
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Guest Judge: Paul Kahan – Elimination Challenge<br />
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Guest Judge: Koren Grieveson – QuickFire Challenge<br />
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QuickFire Challenge: Create a Dish that Pairs Perfectly with Beer<br />
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Elimination Challenge: Cater a Tailgating Party for Chicago Bears Fans
第 7 集 Improv
播出时间：2008年4月24日
The chefs begin with a sugary challenge, and then move to the historic Second City Theatre where their improvisational skills will be tested by masters of the art – one of the resident troupes. Johnny Iuzzini from Jean Georges restaurant guest judges.
第 8 集 Common Threads
播出时间：2008年5月1日
The microwaves are back, and this time the contestants are to make a healthy meal using a single main ingredient. Chef Art Smith, owner of Table 52 in Chicago performs guest judge duties.
第 9 集 Wedding Wars
播出时间：2008年5月8日
The remaining chefs' knife skills are challenged again, followed by a wedding reception challenge which might bring the blades out for an entirely different purpose.
第 10 集 Serve and Protect
播出时间：2008年5月15日
Salad, one of the least respected dishes by chefs, takes center stage tonight as the contestants are challenged to reformulate it, then they continue with the healthy kick by trimming calories and all things bad from a classic entrée.
第 11 集 Restaurant Wars
播出时间：2008年5月22日
It's all about service tonight as the chefs work the line during a breakfast rush at a diner, and then create their own restaurants from scratch. Washington, D.C. Chef and restaurant owner José Andrés guest judges.<br />
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QuickFire Challenge: Work a Short Order Egg Station<br />
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Elimination Challenge: Restaurant Wars<br />
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Guest Head Judge: Anthony Bourdain
第 12 集 High Steaks
播出时间：2008年5月29日
The remaining chefs' butcher skills are tested, and then they must use the cut of meat they made. Guest judge Rick Tramonto, a Chicago chef and restaurant entrepreneur.
第 13 集 Puerto Rico
播出时间：2008年6月5日
There are four chefs and only three spots for the final round, and the contestants know it as they travel to Puerto Rico for the next two challenges.<br />
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Guest Judge - Wilo Benet<br />
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QuickFire Challenge: Make Two Frituras featuring Plantains<br />
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Elimination Challenge: Use a Whole Pig to create Dishes for a Governor's Mansion Event
第 14 集 Finale
播出时间：2008年6月12日
The finalists cook "the most important meal of their lives" for the judges to determine which will be crowned Top Chef.<br />
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Guest Judges/Sous Chefs: April Bloomfield of The Spotted Pig Dan Barber of Blue Hill and Eric Ripert of Le Bernardin Restaurant<br />
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Special Guest Judges: Alfredo Ayala and Tim Zagat<br />
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Final Challenge: Create a traditional four course tasting menu
第 15 集 Reunion
播出时间：2008年6月19日
Season four cast and judges gather to reminisce and learn the winner of the fan favorite contest.
