On this episode, the Mena family loves their carnitas tacos, deep-fried tortillas stuffed with lard and fatty pork. Dad has high cholesterol so they need a change, but don't want to lose their tradition. With 1595 calories and 127 grams of fat per serving, this dish is in need of a makeover. Chefs Govind Armstrong and Scott Leibfried battle it out to see who can rehab their recipe and make it more nutritious without sacrificing any of the flavor.