Ina Garten Is Ditching Mashed Potatoes for This 5-Ingredient, Make-Ahead Thanksgiving Recipe

Ina Garten's make-ahead potatoes au gratin is the perfect side dish for Thanksgiving. Find out why you should ditch mashed potatoes for this recipe.

April 21, 2025 · 1 min · 48 words · Lawrence Johnston

The best part (well, besides all the cheese)?

you might prep it a day in advance.

And our favorite entertaining ace Ina Garten agrees.

ina garten

Photo: Getty Images

This

Potato-Fennel Gratin recipeoriginally appeared inand was updated from1999’sThe Barefoot Contessa Cookbook.

Pour this mixture into a large oven-safe baking dish.