Ruth Chris Potato Au Gratin

Ruth Chris Potato Au Gratin is a delicious classic side dish that is an excellent addition to any dinner table. It’s rich, creamy, and deeply flavorful, making it a top choice dinner choice among our family and friends. Our version is updated using Ruth Chris’ signature technique, creating a crowd-pleasing casserole that will have your guests asking for seconds.


  • 3 large Idaho potatoes, peeled and thinly sliced
  • 2 cups half-and-half
  • 1⁄2 cup butter, melted
  • 1 teaspoon kosher salt
  • 1 teaspoon freshly ground black pepper
  • 1 cup grated Parmesan cheese


  1. Preheat oven to 400 degrees F (200 degrees C).
  2. Grease a 9-inch baking dish.
  3. In a large bowl, combine the potatoes, half-and-half, butter, salt and pepper. Stir until everything is well mixed.
  4. Pour the mixture into the baking dish, spreading it out evenly.
  5. Sprinkle the Parmesan cheese on top and bake for 30 to 40 minutes, or until potatoes are tender and the top is golden brown.

Remove from oven and let cool for a few minutes before serving. Enjoy!