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Butternut Squash Gratin with Gruyère and Thyme

A creamy and savory gratin made with layers of butternut squash, Gruyère cheese, and fresh thyme, perfect for a comforting side dish.

  • Total Time: 1 hour 10 minutes
  • Yield: 6 1x

Ingredients

Scale
  • 2 pounds butternut squash, peeled, seeded, and thinly sliced
  • 1 tablespoon olive oil
  • 1 medium onion, thinly sliced
  • 2 cloves garlic, minced
  • 1 cup heavy cream
  • 1 cup grated Gruyère cheese
  • 2 tablespoons fresh thyme leaves
  • Salt and pepper to taste
  • 1/2 cup breadcrumbs (for topping)

Instructions

  1. Preheat the oven to 375°F (190°C) and grease a baking dish.
  2. In a large skillet, heat olive oil over medium heat. Add onion and garlic, sauté until softened, about 5 minutes.
  3. Layer half of the sliced butternut squash in the prepared baking dish. Season with salt, pepper, and half of the thyme.
  4. Spread the onion and garlic mixture over the squash layer.
  5. Add another layer of the remaining squash, season again, and pour the heavy cream evenly over the top.
  6. Sprinkle with grated Gruyère cheese and the remaining thyme.
  7. Top with breadcrumbs and bake in the preheated oven for 45-50 minutes, or until the squash is tender and the top is golden brown.
  8. Let cool for 10 minutes before serving.

Notes

For a vegetarian option, ensure all ingredients are plant-based; adjust seasoning to taste.

  • Author: Chef Stella
  • Prep Time: 20 minutes
  • Cook Time: 50 minutes
  • Method: Side Dish
  • Cuisine: French

Nutrition

  • Calories: 320
  • Sugar: 5g
  • Fat: 22g
  • Carbohydrates: 25g
  • Protein: 10g