This Zucchini Crust Quiche is a low-carb revelation and the perfect healthy breakfast, brunch, or light dinner for any occasion!

Revisiting a Classic: Our Improved Zucchini Crust Quiche Recipe
If this recipe looks somewhat familiar, it’s likely because it’s a beloved classic from our archives, originally shared almost four years ago. Time flies, and with it, cooking techniques and presentation standards evolve! Today, we’re thrilled to reintroduce this fantastic Zucchini Crust Quiche, not just with stunning new visuals, but also with a refined recipe and clearer instructions that promise an even more delightful culinary experience. We’ve meticulously retested and perfected every step, ensuring that this low-carb, veggie-packed quiche is easier to make and even more delicious than ever before.
The inspiration for this update comes naturally with the season. As the first plump zucchinis emerge from my garden, I’m reminded of the incredible versatility of this humble squash. And if your garden is anything like mine, you’re probably bracing yourself for an abundance of zucchini (along with tomatoes, cucumbers, and green beans!) in the coming months. Fear not, because this Zucchini Crust Quiche is just the beginning of many delicious ways to utilize your harvest, turning garden overflow into gourmet meals.

Mastering the Perfect Zucchini Quiche Crust
Crafting a zucchini crust that is both firm and flavorful, without being soggy, has been a journey. Our previous iteration, while good, didn’t quite meet our current high standards for texture and ease of preparation. After extensive experimentation, we found that a bottom-only crust yielded the most consistently perfect results. This approach ensures a pliable, wonderfully baked base that holds its shape beautifully and complements the savory filling. Achieving this ideal crust is all about one crucial step: moisture removal.
The Key to a Crispy Zucchini Crust: Removing Moisture
The success of your zucchini crust hinges on extracting as much water as possible from the grated zucchini. Zucchini naturally contains a high water content, and if not properly removed, this moisture can lead to a soft, undesirable crust. Here’s how we achieve that perfectly firm foundation:
- Salting the Zucchini: Begin by grating your zucchini and placing it in a large bowl. Sprinkle generously with salt and let it sit for 10-20 minutes. The salt works its magic by drawing out excess water through osmosis. You’ll be surprised at how much liquid accumulates at the bottom of the bowl!
- The Squeeze Test: Even after salting, a good squeeze is essential. Transfer the salted zucchini to a clean kitchen towel or cheesecloth. Gather the edges and twist firmly, squeezing out every last drop of moisture. Don’t be shy – this is where you need to apply some serious pressure! Once you think you’ve got it all, pause for a few seconds, then squeeze a few more times. You want the zucchini to be as dry as possible, almost crumbly. This step is critical and worth the effort.
Once the zucchini is thoroughly dry, transfer it to a bowl and mix in your flour and egg. The flour provides structure, while the egg acts as a binder, helping the grated zucchini bits cohere into a crust. This mixture is then pressed into a greased pie pan and pre-baked until it achieves a lovely golden-brown hue around the edges. This initial baking step further dries out the crust and sets its structure, making it ready to hold our delicious quiche filling without becoming soggy. The result is a truly amazing crust that you’ll absolutely adore!

Assembling Your Zucchini Crust Quiche
With your perfectly prepared zucchini crust baked and ready, you’re more than halfway to quiche perfection! The next steps involve layering in vibrant vegetables, rich cheese, and a creamy egg custard for a truly satisfying meal.
Crafting the Flavorful Filling
- Sauté Your Veggies: Start by quickly sautéing your chosen vegetables – for this recipe, diced tomatoes, onions, and spinach create a wonderful base. Sautéing them beforehand helps soften them and brings out their flavors, ensuring they are tender when the quiche is done. This also helps remove excess moisture from the vegetables, preventing a watery quiche.
- Layer the Goodness: Once your crust is slightly cooled and your veggies are ready, it’s time to build the quiche. First, sprinkle a generous layer of grated cheese (cheddar is a classic, but feel free to experiment!) over the bottom of the pre-baked zucchini crust. This creates a delicious cheesy barrier and adds depth of flavor. Next, add your sautéed vegetables and the cooked bacon pieces, distributing them evenly over the cheese.
- Whip Up the Egg Mixture: In a separate bowl, whisk together your eggs, milk, fresh thyme, and a pinch of salt and pepper. Whisking until frothy ensures a light and airy custard. This mixture forms the heart of your quiche, binding all the delicious components together.
- Pour and Top: Carefully pour the egg mixture over the vegetables and cheese in the crust. Then, for good measure (because who can resist?), add a bit more cheese on top. A quiche can never have too much cheese, especially when it melts into a golden, bubbly layer during baking!

Once assembled, your quiche simply needs a peaceful rest in the oven to bake until firm and golden brown. The aromas that will fill your kitchen during this time are simply divine!

Tips for Quiche Success
- Don’t Skimp on Squeezing: Reiterate – the dryer the zucchini, the better the crust. This is the single most important step for crust success.
- Customize Your Filling: Quiche is incredibly versatile. Feel free to swap out the tomatoes, onions, spinach, and bacon for your favorite ingredients. Bell peppers, mushrooms, asparagus, broccoli, cooked sausage, ham, or different types of cheese (Swiss, Gruyere, feta) all work wonderfully. Just ensure any high-moisture vegetables are sautéed or roasted first.
- Prevent Over-Browning: If your quiche crust or top starts browning too quickly before the center is set, loosely tent it with aluminum foil.
- Check for Doneness: The quiche is done when the center is set, with only a slight jiggle. A knife inserted near the center should come out clean.
- Rest Before Slicing: Allow the quiche to rest for at least 10-15 minutes after removing it from the oven. This helps it set further, making for cleaner slices and preventing a runny filling.
Serving Suggestions and Storage
This Zucchini Crust Quiche is fantastic served warm or at room temperature. It’s perfect on its own for a hearty breakfast or brunch, but also pairs beautifully with a simple green salad for a light lunch or dinner. For a more substantial meal, consider serving it alongside roasted potatoes or a fresh fruit salad.
Leftovers store wonderfully in an airtight container in the refrigerator for up to 3-4 days. You can easily reheat individual slices in the microwave or oven until warmed through. For meal prep, bake a full quiche at the beginning of the week and enjoy convenient, healthy meals throughout!
I’m genuinely excited for you to try this updated zucchini crust recipe. It’s truly a game-changer for anyone looking for a healthier, low-carb alternative to traditional quiche crusts, without sacrificing flavor or texture. Please share your creations – I’d love to see how your quiche turns out!
Wishing you all a lovely weekend, filled with delicious food and good company!

Zucchini Crust Quiche
By Brita Britnell
Cook Time: 1 hr 5 mins
Servings: 4

This Zucchini Crust Quiche is low carb and the perfect breakfast quiche for any occasion!
Ingredients
For the Crust:
- 2 cups grated and packed zucchini (measure before squeezing out moisture, about 2 small zucchini)
- 2 teaspoons salt
- ⅓ cup flour (can substitute with a gluten-free all-purpose flour blend for a gluten-friendly option)
- 1 egg
For the Filling:
- 6 eggs
- 1 cup milk (dairy or non-dairy alternatives work)
- 2 tablespoons fresh thyme, chopped
- ⅔ cup tomato, diced**
- ½ cup onion, diced
- 2 big handfuls of spinach, chopped
- ~1 cup of grated cheddar cheese, or other cheese of choice
- 6 slices of cooked bacon, cut into 1-inch pieces (optional, for a vegetarian version omit or use a plant-based alternative)
- **These veggie measurements are not exact. Feel free to adjust quantities or substitute with your preferred vegetables. Aim for about 2 cups of sautéed veggies in total.
Instructions
- Pre-heat oven to 375 degrees F (190°C) and lightly grease a pie pan.
- Shred zucchini using the shredding attachment to a food processor or a box grater (using the finer shred option). Place in a large bowl.
- Sprinkle zucchini with 2 teaspoons of salt, toss well, and let sit for 10-20 minutes. This process helps draw out a significant amount of water from the zucchini, which is crucial for preventing a soggy crust.
- Place the zucchini in a clean dish towel or cheesecloth and wring out as much moisture as you possibly can. Squeeze firmly multiple times until the zucchini is very dry.
- Once moisture is removed, place the dry zucchini in a medium bowl and thoroughly mix in the ⅓ cup flour and 1 egg until well combined.
- Press the zucchini mixture evenly into the greased pie pan, forming a solid crust that covers the bottom and slightly up the sides of the dish.
- Bake the crust for 30-40 minutes, or until it is nicely browned and firm around the edges. This pre-baking step is key for a crispy crust.
- While the crust is baking, prepare your filling ingredients. Sauté the diced tomatoes, onions, and chopped spinach in a pan until softened and any excess moisture has evaporated. Set aside.
- In a large bowl, whisk together the 6 eggs, 1 cup of milk, fresh thyme, and season with salt and pepper to taste.
- Once the crust is pre-baked, sprinkle half of the grated cheese over the bottom of the crust, followed by an even layer of half the cooked bacon pieces (if using).
- Pour the whisked egg mixture into the pie crust, then evenly spread the sautéed vegetables over the egg mixture.
- Top the quiche with the remaining cheese and bacon pieces.
- Bake the quiche for an additional 35-45 minutes, or until the center is set and firm when gently shaken. The top should be golden brown.
- Remove from the oven and let it rest for 10-15 minutes before slicing and serving. Enjoy your delicious, homemade Zucchini Crust Quiche – you’ve earned it!
Nutrition
Nutrition information is an approximation and can vary based on ingredients and preparation methods.
- Calories: 386 kcal
- Carbohydrates: 18g
- Protein: 25g
- Fat: 24g
- Saturated Fat: 11g
- Polyunsaturated Fat: 3g
- Monounsaturated Fat: 7g
- Trans Fat: 0.05g
- Cholesterol: 334mg
- Sodium: 1701mg
- Potassium: 646mg
- Fiber: 2g
- Sugar: 6g
- Vitamin A: 2706 IU
- Vitamin C: 26mg
- Calcium: 368mg
- Iron: 3mg
Tried this recipe?
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