Homemade tzatziki includes a cool completing touch to Ina's rack of lamb! Sign up for #discoveryplus to stream more of #BarefootContessa: Get the dish ▶ Sign Up For Food Network ▶ Ina tosses open the doors of her Hamptons home for tasty food, amazing entertaining concepts and great fun on Barefoot Contessa. Welcome to Food Network, where learning to prepare is as easy as clicking play! Get your apron and get ready to get cookin' with some…