Experience the savory goodness of our Zucchini Gratin with Yellow Squash, a delectable dish that combines the freshness of zucchini and the vibrancy of yellow squash with creamy cheese and aromatic herbs. This gratin is a celebration of seasonal produce, offering a comforting and satisfying meal that’s perfect for any occasion. Whether you’re looking for a hearty side dish or a nutritious main course, our Zucchini Gratin with Yellow Squash is sure to please your palate and leave you craving for more. Join us as we unravel the secrets to creating this delightful dish and elevate your culinary repertoire.


  • 2 medium zucchinis, thinly sliced
  • 2 medium yellow squash, thinly sliced
  • 2 tablespoons olive oil
  • 2 cloves garlic, minced
  • 1 teaspoon dried thyme
  • 1 teaspoon dried oregano
  • Salt and pepper to taste
  • 1 cup shredded Gruyere cheese
  • 1/2 cup grated Parmesan cheese
  • 1/2 cup heavy cream
  • 1/4 cup breadcrumbs
  • Fresh parsley for garnish


  1. Preheat your oven to 375°F (190°C). Grease a baking dish with olive oil.
  2. In a large skillet, heat olive oil over medium heat. Add minced garlic and cook until fragrant, about 1 minute.
  3. Add sliced zucchinis and yellow squash to the skillet. Sprinkle with dried thyme, dried oregano, salt, and pepper. Cook, stirring occasionally, until the vegetables are tender, about 5-7 minutes. Remove from heat.
  4. Transfer the cooked zucchini and yellow squash to the prepared baking dish, spreading them out evenly.
  5. In a small bowl, mix together shredded Gruyere cheese and grated Parmesan cheese. Sprinkle the cheese mixture evenly over the vegetables.
  6. Pour heavy cream over the top of the cheese and vegetables, ensuring it’s evenly distributed.
  7. Sprinkle breadcrumbs over the top of the gratin to create a crispy crust.
  8. Bake in the preheated oven for 20-25 minutes, or until the top is golden brown and bubbly.
  9. Remove from the oven and let it cool slightly before serving.
  10. Garnish with fresh parsley before serving.
  11. Serve warm and enjoy your Zucchini Gratin with Yellow Squash!

12 Serving Tips:

  1. Serve as a side dish alongside grilled chicken, steak, or fish for a complete meal.
  2. Pair with a crisp green salad dressed with vinaigrette for a light and refreshing contrast.
  3. Sprinkle with extra Parmesan cheese just before serving for added flavor.
  4. Garnish with fresh basil leaves or chopped chives for a pop of color and freshness.
  5. Add cooked bacon or pancetta to the gratin for an extra layer of flavor.
  6. For a vegetarian option, substitute vegetable broth for chicken broth in the recipe.
  7. Serve leftovers on toasted bread or baguette slices for a delicious open-faced sandwich.
  8. Customize the cheese blend by adding Fontina, Mozzarella, or Cheddar for different flavor profiles.
  9. Make individual gratin servings in ramekins for an elegant presentation at dinner parties.
  10. Experiment with different herbs such as rosemary, sage, or basil to suit your taste preferences.
  11. Drizzle with balsamic reduction before serving for a sweet and tangy finishing touch.
  12. Enjoy leftovers cold as a refreshing salad topping or reheated for a quick and satisfying lunch.

12 Storage Tips:

  1. Store leftover Zucchini Gratin with Yellow Squash in an airtight container in the refrigerator for up to 3-4 days.
  2. Reheat individual servings in the microwave or oven until warmed through before serving.
  3. For longer storage, wrap the cooled gratin tightly in plastic wrap and aluminum foil and freeze for up to 2-3 months.
  4. Thaw frozen gratin in the refrigerator overnight before reheating to preserve texture and flavor.
  5. For a crispy topping, reheat thawed gratin in the oven at 350°F (175°C) until heated through and bubbly.
  6. Avoid storing the gratin near strong-smelling foods to prevent absorption of odors.
  7. Label the storage container with the date to keep track of freshness.
  8. Use leftover gratin as a filling for omelets or quiches for a delicious breakfast or brunch option.
  9. Freeze individual portions in freezer-safe containers for convenient single servings.
  10. Repurpose leftover gratin as a filling for grilled cheese sandwiches or wraps for a quick and tasty meal.
  11. Store any unused herbs in an airtight container in the refrigerator or freeze them in ice cube trays with olive oil for future use.
  12. Enjoy cold gratin slices as a refreshing addition to picnic baskets or lunch boxes.

FAQs (Frequently Asked Questions):

  1. Can I use other types of cheese for this gratin?
  2. Can I add other vegetables to the gratin?
  3. How can I prevent the gratin from becoming watery?
  4. Can I use fresh herbs instead of dried herbs?
  5. Can I make this gratin ahead of time and bake it later?
  6. How do I know when the zucchini and yellow squash are cooked through?
  7. Can I use low-fat or skim milk instead of heavy cream?
  8. Can I omit the breadcrumbs for a gluten-free option?
  9. How can I make this gratin vegan?
  10. Can I use frozen zucchini and yellow squash instead of fresh?
  11. Can I add protein such as chicken or shrimp to the gratin?
  12. Can I use almond flour instead of breadcrumbs for a low-carb option?


In conclusion, our Zucchini Gratin with Yellow Squash is a delightful dish that celebrates the flavors of seasonal vegetables with creamy cheese and aromatic herbs. Whether served as a side dish or a main course, this gratin is sure to impress with its savory goodness and comforting appeal. By following our easy-to-follow recipe, serving tips, and storage guidelines, you can create a delicious and satisfying meal that will please your family and friends alike. So indulge in the flavors of fresh zucchini and yellow squash with our irresistible gratin and elevate your dining experience today

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