S1, E8: This is the ultimate showdown between the only two female chefs to ever win “Top Chef.” First, Stephanie challenges Kristen to take it to the streets Thai style, while Kristen pushes Stephanie out of her comfort zone and into fine dining by making an upscale pasta dish. Then for the Duel, it’s a clash of rustic versus refined cuisine as the chefs lock horns in a showdown of biblical proportions themed around the Garden of Eden.