Imagine biting into a slice of golden, cheesy quiche filled with tender zucchini and aromatic herbs—the kind that’s rich enough to feel indulgent but fresh enough to eat guilt-free. This Cheesy Zucchini Quiche is creamy, comforting, and loaded with flavor, making it perfect for breakfast, brunch, or a light dinner. Trust me, this one’s a game-changer for zucchini lovers and cheese fans alike!
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It’s the ultimate way to take a simple vegetable like zucchini and elevate it into something cozy and impressive. Plus, it’s incredibly versatile—you can serve it hot right from the oven or let it cool for a make-ahead meal that’s just as tasty.
Recipe Origin
Quiches have long been a staple of French cuisine, prized for their creamy custard filling and flaky crust. This zucchini version is inspired by Mediterranean flavors, with herbs like basil and oregano complementing the mild, buttery sweetness of the vegetable. Using a frozen deep-dish pie crust keeps it quick and easy without sacrificing that homemade feel.
Kitchen Tools You’ll Need
- 9″ deep-dish pie pan
- Skillet or sauté pan
- Mixing bowl
- Whisk or fork
- Knife and cutting board
- Wooden spoon or spatula
Why You’ll Love Cheesy Zucchini Quiche
Comfort Food Made Simple
Soft, cheesy, and packed with zucchini, it’s everything you want in a savory quiche.
Easy and Quick
Frozen pie crust and simple ingredients make this an effortless dish.
Crowd-Pleasing
Perfect for brunches, potlucks, or a family dinner—everyone loves it.
Nutritious
Zucchini adds fiber, vitamins, and moisture, while eggs and cheese give protein.
Flexible
Swap herbs, cheese, or vegetables to make it your own.

Chef’s Pro Tips for Perfect Results
- Slice zucchini thinly so it cooks evenly and doesn’t release too much water.
- Sauté the zucchini and onions first to remove excess moisture—this keeps the quiche from getting soggy.
- Whisk eggs and milk thoroughly to ensure a smooth custard.
- Bake until the top is golden and the center is just set—don’t overbake or it may dry out.
Ingredients in Cheesy Zucchini Quiche
Frozen Deep-Dish Pie Crust
The base of the quiche—flaky, buttery, and easy to use.
Butter
Used to sauté the onions and zucchini, adding richness and flavor.
Yellow Onion
Adds sweetness and depth to balance the zucchini.
Dried Basil and Oregano
Bring earthy, aromatic notes that pair perfectly with the zucchini.
Salt and Pepper
Enhances all the flavors naturally.
Zucchini
Thinly sliced to cook quickly and provide tender, mild flavor.
Mozzarella Cheese
Melts beautifully, adding creamy, gooey indulgence.
Eggs
Create the custard that binds the filling together.
Full-Fat Milk
Makes the filling rich and silky.
Instructions
Preheat the Oven
Preheat your oven to 375°F (190°C). Place the frozen pie crust in your 9″ pan.
Sauté the Vegetables
In a skillet, melt butter over medium heat. Add onions and cook until softened, about 5 minutes. Stir in zucchini, basil, oregano, salt, and pepper, and sauté until zucchini is just tender.
Prepare the Egg Mixture
In a mixing bowl, whisk together eggs and milk until smooth.
Assemble the Quiche
Layer the sautéed zucchini and onion mixture into the pie crust. Sprinkle the shredded mozzarella evenly on top. Pour the egg and milk mixture over the filling.
Bake the Quiche
Bake for 35–40 minutes, or until the top is golden and the center is set. A knife inserted should come out clean.
Cool and Serve
Allow the quiche to cool for a few minutes before slicing. Serve warm or at room temperature.
Nutrition Facts
Servings: 6–8
Calories per serving: ~280
Preparation Time
Prep Time: 15 minutes
Cook Time: 40 minutes
Total Time: 55 minutes
How to Serve Cheesy Zucchini Quiche
- Brunch Favorite: Serve with a side of fresh fruit or a green salad.
- Dinner Option: Pair with roasted vegetables or a light soup.
- Make-Ahead Meal: Slice and refrigerate for breakfast on the go.
- Picnic-Perfect: Enjoy at room temperature for an easy portable dish.
Make-Ahead and Storage Tips
- Make-Ahead: Assemble the quiche and refrigerate for up to 24 hours before baking.
- Storage: Keep leftovers in an airtight container in the fridge for 3–4 days.
- Reheat: Warm slices gently in a 300°F oven to keep the texture creamy.
Variations to Try
- Cheese Swap: Use Gruyère, cheddar, or feta for different flavors.
- Veggie Boost: Add mushrooms, spinach, or bell peppers.
- Herb Twist: Try fresh thyme or chives for a subtle flavor change.
- Crustless Version: Bake in a greased pie pan without crust for a lower-carb option.
FAQ Section
Q1: Can I use fresh zucchini instead of frozen?
A1: Yes—just slice thin and sauté to remove excess moisture.
Q2: Can I use a homemade pie crust?
A2: Absolutely! Any buttery, flaky crust works well.
Q3: Can I make this vegetarian?
A3: It’s already vegetarian. Add more veggies if desired.
Q4: Can I freeze slices?
A4: Yes—wrap individual slices tightly and freeze for up to 2 months.
Q5: How do I prevent a soggy crust?
A5: Sauté the zucchini and onions first to reduce water content.
Q6: Can I use skim milk instead of full-fat milk?
A6: You can, though the quiche may be slightly less rich.
Q7: How do I reheat leftovers?
A7: Warm in a 300°F oven for 10–15 minutes to maintain creaminess.
Q8: Can I make mini quiches with this recipe?
A8: Yes! Use a muffin tin and reduce bake time to 20–25 minutes.
Q9: Can I add spices?
A9: Absolutely—paprika, cayenne, or nutmeg can enhance flavor.
Q10: How do I know when it’s fully baked?
A10: The top should be golden, and the center should be set—not jiggly.
Conclusion
This Cheesy Zucchini Quiche is comfort food at its finest—soft, creamy, cheesy, and packed with tender vegetables and herbs. It’s simple enough for a weeknight meal but impressive enough for brunch or a special occasion. Every bite is full of flavor, and it’s sure to become a regular in your recipe rotation.
Print
Cheesy Zucchini Quiche
- Prep Time: 15 minutes
- Cook Time: 40 minutes
- Total Time: 55 minutes
- Yield: 6–8 servings 1x
- Category: Breakfast/Brunch
- Method: Baking
- Cuisine: American
- Diet: Vegetarian
Description
This Cheesy Zucchini Quiche is a savory, veggie-packed dish with a golden deep-dish crust filled with tender zucchini, sautéed onions, herbs, and melty mozzarella cheese. Perfect for breakfast, brunch, or a light dinner.
Ingredients
- 1 9″ frozen deep dish pie crust
- 3 tbsp butter
- 1 yellow onion, peeled & diced
- 1 tsp dried basil
- 1 tsp dried oregano
- Salt and pepper to taste
- 3 cups zucchini, thinly sliced
- 2 cups shredded mozzarella cheese
- 3 large eggs
- 1/2 cup full fat milk
Instructions
- Preheat the oven to 375°F (190°C).
- In a skillet, melt butter over medium heat. Add diced onion and sauté until translucent.
- Add zucchini, dried basil, oregano, salt, and pepper. Cook for 5–7 minutes until zucchini is slightly tender. Remove from heat.
- In a bowl, whisk together eggs and milk until smooth.
- Place the frozen pie crust on a baking sheet. Layer sautéed zucchini and onions evenly in the crust. Sprinkle shredded mozzarella on top.
- Pour the egg and milk mixture over the zucchini and cheese, ensuring even coverage.
- Bake in the preheated oven for 35–40 minutes, or until the quiche is set and the top is golden brown.
- Allow to cool for 5–10 minutes before slicing and serving.
Notes
- For extra flavor, add a pinch of nutmeg or garlic powder to the egg mixture.
- Pre-cooking the zucchini prevents excess moisture from making the quiche soggy.
- Use a mix of cheeses like cheddar or Gruyere for a richer taste.
- Leftovers can be stored in the fridge for up to 3 days and reheated gently.
Nutrition
- Serving Size: 1 slice (1/8 of quiche)
- Calories: 280
- Sugar: 4g
- Sodium: 300mg
- Fat: 18g
- Saturated Fat: 9g
- Unsaturated Fat: 7g
- Trans Fat: 0g
- Carbohydrates: 20g
- Fiber: 2g
- Protein: 10g
- Cholesterol: 120mg



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