Go Back
–+ servings
Zucchini and Yellow Squash Gratin

Creamy Zucchini and Yellow Squash Gratin for Cozy Nights

Enjoy a warm and comforting Zucchini and Yellow Squash Gratin, rich with Gruyère and Parmesan cheese.
Print Recipe Pin Recipe
Prep Time 20 minutes
Cook Time 40 minutes
Resting Time 10 minutes
Total Time 1 hour 10 minutes
Servings: 6 servings
Course: Dinner
Cuisine: Vegetarian
Calories: 300
Ingredients Equipment Method Nutrition Notes

Ingredients
  

For the Gratin
  • 2 medium Zucchini Feel free to replace with other summer squashes if needed.
  • 2 medium Yellow Squash Consider using more zucchini if you prefer.
  • 1 medium Onion Shallots are a great mild substitute.
  • 2 cloves Garlic Freshly minced works best.
  • 1 cup Heavy Cream Half-and-half provides a lighter option if desired.
  • 1 cup Gruyère Cheese Can be swapped with Emmental for similar meltability.
  • 1/2 cup Parmesan Cheese Pecorino Romano is a tasty alternative.
  • 2 tablespoons Fresh Thyme Leaves Dried thyme can be used sparingly.
  • to taste Salt Essential for enhancing flavors.
  • to taste Pepper Essential for enhancing flavors.
  • 2 tablespoons Olive Oil Butter can be used for a rich flavor twist.

Equipment

  • Large Skillet
  • Baking dish

Method
 

Directions
  1. Preheat your oven to 375°F (190°C) for even baking.
  2. In a large skillet, heat 2 tablespoons of olive oil over medium heat. Add the sliced onion and cook for about 5 minutes until translucent. Stir in minced garlic and cook for an additional minute.
  3. Layer thinly sliced zucchini and yellow squash in a baking dish. Season each layer with salt, pepper, and thyme.
  4. Pour heavy cream over the layers. Sprinkle Gruyère and Parmesan cheese on top.
  5. Bake in the preheated oven for about 40 minutes until golden and bubbly.
  6. Let the gratin rest for about 10 minutes before serving.

Nutrition

Serving: 1sliceCalories: 300kcalCarbohydrates: 12gProtein: 10gFat: 25gSaturated Fat: 15gMonounsaturated Fat: 10gCholesterol: 80mgSodium: 400mgPotassium: 500mgFiber: 2gSugar: 3gVitamin A: 20IUVitamin C: 25mgCalcium: 30mgIron: 5mg

Notes

Make sure to slice vegetables uniformly for even cooking. Letting the gratin sit helps it set for clean slices.

Tried this recipe?

Let us know how it was!