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Ruth’s Chris Potatoes au Gratin Copycat Recipe


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  • Author: James Carter
  • Total Time: 100 minutes
  • Yield: 8 servings 1x
  • Diet: Vegetarian

Description

Rich, creamy potatoes layered with sharp cheddar and Gruyère cheese, recreating the famous steakhouse side dish at home.


Ingredients

Scale
  • 3 pounds Yukon Gold potatoes, peeled and sliced 1/8-inch thick
  • 2 cups heavy whipping cream
  • 1 cup whole milk
  • 4 cloves garlic, minced
  • 2 teaspoons kosher salt
  • 1 teaspoon black pepper
  • 1/2 teaspoon ground nutmeg
  • 2 tablespoons fresh thyme leaves
  • 1 1/2 cups sharp cheddar cheese, grated
  • 1 cup Gruyère cheese, grated
  • 3 tablespoons butter, cut into small pieces
  • 2 tablespoons chives, finely chopped (for garnish)

Instructions

  1. 1. Preheat oven to 375°F and butter a 9×13-inch baking dish.
  2. 2. Slice potatoes uniformly to 1/8-inch thickness.
  3. 3. Heat cream, milk, garlic, salt, pepper, and nutmeg until simmering. Stir in thyme.
  4. 4. Layer half the potatoes in prepared dish.
  5. 5. Pour half the cream mixture over potatoes and sprinkle with half the cheeses.
  6. 6. Repeat layering with remaining potatoes, cream, and reserve remaining cheese.
  7. 7. Cover with foil and bake 45 minutes.
  8. 8. Remove foil, top with remaining cheese and butter pieces.
  9. 9. Bake uncovered 25-30 minutes until golden and bubbly.
  10. 10. Rest 10-15 minutes before serving. Garnish with chives.

Notes

Can be assembled hours ahead and refrigerated. Add 10-15 minutes to baking time if starting cold.

  • Prep Time: 25 minutes
  • Cook Time: 75 minutes
  • Category: Side Dish
  • Method: Baking
  • Cuisine: American

Nutrition

  • Serving Size: 1 serving
  • Calories: 385
  • Sugar: 4g
  • Sodium: 580mg
  • Fat: 27g
  • Carbohydrates: 28g
  • Fiber: 3g
  • Protein: 12g