It's the first weekend of crawfish season, so chefs Sam and Cody Carroll need to work out the kinks on new dishes at their restaurant Hot Tails to create a Crawfish Po'boy and Baked Crawfish Mac and Cheese. At Sac-a-lait, the Crawfish Pot Pie and Crawfish Echappee need to be masterpieces, because an opportunity like this only comes once a year.