How to Make Zucchini Au Gratin with the Barefoot Contessa

In this Food Network tutorial, learn how to make a tasty veggie for your next party or get together. Zucchini au gratin makes a perfect savory meal for any occasion. Ina Garten (The Barefoot Contessa) will show you exactly how to make them so that you have everyone licking their plates. Yum!