Zucchini Au Gratin Recipe

Name: Zucchini Au Gratin
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 6 tablespoons unsalted butter; 4 medium onions, halved and sliced; 1-2 cloves of garlic, minced; 1/3 cup dry white wine; 3 large zucchini, sliced in 1/4 inch rounds; sea salt, to taste; fresh cracked black pepper, to taste; 1/4 teaspoon nutmeg; 1/4 teaspoon allspice; 2 tablespoons flour; 1 cup hot half and half; 1 cup bread crumbs; 3/4 cup fresh grated pecorino romano; olive oil, to taste

Servings: persons

6 tablespoons unsalted butter
4 medium onions, halved and sliced
1-2 cloves of garlic, minced
1/3 cup dry white wine
3 large zucchini, sliced in 1/4 inch rounds
sea salt, to taste
fresh cracked black pepper, to taste
1/4 teaspoon nutmeg
1/4 teaspoon allspice
2 tablespoons flour
1 cup hot half and half
1 cup bread crumbs
3/4 cup fresh grated pecorino romano
olive oil, to taste

1
Preheat oven to 400F.
2
Melt butter over low heat in a large saute pan. Add sliced onions and minced garlic. Saute for approximately 20 minutes until tender, but not caramelized.
3
Add white wine to onions and cook 3 more minutes.
4
Add zucchini and cook, covered, for 10 minutes.
5
Add salt, pepper, nutmeg and allspice and cook for 5 minutes, uncovered.
6
Add hot half and half and simmer for around 3 minutes until sauce thickens slightly.
7
Combine bread crumbs and pecorino.
8
Add zucchini mixture to shallow casserole or gratin dish (2-3 quarts). Spread breadcrumbs across the top. Spritz or drizzle with olive oil, to taste.
9
Bake for 20 minutes or until bubbly. Enjoy.

338

kcal

Calories

Fat

Carbs

Protein

Fat Carbs Protein

* Per serving · 4 servings · Values may vary.

Tips for the best results

Read through all the steps once before you start and measure out your ingredients first — it makes everything go more smoothly.
Taste as you go and adjust the seasoning before serving.
Avoid overcrowding the pan — cook in batches if needed for the best texture.
Let the dish rest for a few minutes before serving so the flavors settle.
Store leftovers in an airtight container in the fridge and enjoy within a few days.

Variations & substitutions

Use a neutral oil or a plant-based spread in place of butter for a dairy-free version.
A good 1:1 gluten-free flour blend works well if you need a gluten-free version.

No specific allergen information. Please check the ingredient list for possible allergens.

My Personal Notes

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How did you like this recipe?

This recipe makes 4 servings. You can adjust the portion size directly on this page.

You need 14 ingredients. The key ingredients include: 6 tablespoons unsalted butter, 4 medium onions, halved and sliced, 1-2 cloves of garlic, minced, 1/3 cup dry white wine, and more.

Yes, Zucchini Au Gratin falls under the Vegetarian category and is a great choice for this type of meal.

Store leftovers in an airtight container in the refrigerator for up to 3–4 days. Reheat gently before serving.

That's it — enjoy your meal!

Zucchini Au Gratin

Tips for the best results

Variations & substitutions

My Personal Notes

How did you like this recipe?

Frequently Asked Questions