Zucchini and Cheddar Frittata
- By Jennifer Segal
- Updated September 16, 2023
- 302 Comments
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Filled with heaps of shredded zucchini and extra-sharp cheddar, this zucchini frittata is good for brunch, dinner, or anytime in between.

I always love the idea of a frittata. Within 30 minutes, you can whip up a meal that makes good use of any leftover veggies, meat, or hunks of cheese hiding out in the fridge. But for all their perks, frittatas can often be a bit “meh” — for the same calories, give me a slice of quiche any day! This zucchini frittata, however, is what a frittata should be: packed with flavor, creamy, and delicate, almost like a crustless quiche. There are three secrets to success: 1) squeeze as much water as possible out of the zucchini; 2) add some heavy cream and lots of cheese to the egg mixture; and 3) bake the frittata in a low-temperature oven, instead of the traditional stovetop-to-broiler method, so the eggs cook gently into a custard without scrambling.
Ingredients For zucchini frittata

Step-by-Step Instructions
Begin by grating the zucchini by hand or in a food processor. It’s best to use small zucchini, as they contain less water. 
Once grated, place the zucchini on several layers of paper towels and squeeze out as much water as possible. Depending on how much water is in the zucchini, you may need to repeat this step.

Next, melt a few tablespoons of butter in a 10-inch cast iron or oven-proof nonstick pan.

Add the shallots, zucchini, and 1/2 teaspoon salt.

Cook for 7 to 8 minutes, until the zucchini is tender and cooked down.

Meanwhile, combine the eggs, remaining salt, pepper and heavy cream in a large bowl.

Whisk to combine.

Add the cooked zucchini and grated cheese to the egg mixture and stir.

Pour the frittata mixture back into the pan.

Bake for about 25 to 30 minutes, or until just set.

Serve the frittata warm or room temperature.

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Zucchini & Cheddar Frittata
Filled with heaps of shredded zucchini and extra-sharp cheddar, this zucchini frittata is good for brunch, dinner, or anytime in between.
Ingredients
- 1 pound zucchini (about 2 small zucchini)
- 3 tablespoons unsalted butter
- ⅓ cup finely chopped shallots, from 1-2 shallots
- Salt and freshly ground black pepper
- 8 large eggs
- ⅓ cup heavy cream
- 1¼ cup (5 oz) shredded Cheddar cheese
Instructions
- Preheat the oven to 325°F.
- Using a food processor or box grater, grate the zucchini. Place the grated zucchini on top of several layers of paper towels and wring dry. If necessary, repeat 1 to 2 times to remove any excess moisture.
- In a 10-inch cast iron or ovenproof nonstick skillet, melt the butter over medium heat. Add the shallot, zucchini, and ½ teaspoon salt; cook, stirring occasionally, until the moisture evaporates and the zucchini is tender, 7 to 8 minutes.
- Meanwhile, in a medium bowl, whisk together the eggs, heavy cream, a heaping ¼ teaspoon salt, and ¼ teaspoon pepper.
- Add the cooked zucchini and grated cheese to the egg mixture and stir to combine. Pour the frittata mixture into the pan (no need to wash it), then place in the oven and bake until set, 25 to 30 minutes. Immediately place a dish towel or oven mitt over the pan handle after you remove it from the oven; it's easy to forget that it's hot and burn your hand.
- Freezer-Friendly Instructions: The cooked frittata can be frozen for up to 3 months. Remove the frittata from the freezer about 24 hours prior to serving and reheat it in the microwave or, covered with foil, in a 300°F oven until hot in the center.
Pair with
Nutrition Information
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- Per serving (4 servings)
- Calories: 460
- Fat: 38 g
- Saturated fat: 20 g
- Carbohydrates: 8 g
- Sugar: 5 g
- Fiber: 2 g
- Protein: 23g
- Sodium: 681 mg
- Cholesterol: 458 mg
This website is written and produced for informational purposes only. I am not a certified nutritionist and the nutritional data on this site has not been evaluated or approved by a nutritionist or the Food and Drug Administration. Nutritional information is offered as a courtesy and should not be construed as a guarantee. The data is calculated through an online nutritional calculator, Edamam.com. Although I do my best to provide accurate nutritional information, these figures should be considered estimates only. Varying factors such as product types or brands purchased, natural fluctuations in fresh produce, and the way ingredients are processed change the effective nutritional information in any given recipe. Furthermore, different online calculators provide different results depending on their own nutrition fact sources and algorithms. To obtain the most accurate nutritional information in a given recipe, you should calculate the nutritional information with the actual ingredients used in your recipe, using your preferred nutrition calculator.
Gluten-Free Adaptable Note
To the best of my knowledge, all of the ingredients used in this recipe are gluten-free or widely available in gluten-free versions. There is hidden gluten in many foods; if you're following a gluten-free diet or cooking for someone with gluten allergies, always read the labels of your ingredients to verify that they are gluten-free.
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I loved this recipe, not only because it tasted delicious, but because it was gluten free and lower in carbs. Thanks so much!
This is a wonderful recipe which we have for dinner often. My husband loves it and normally does not like zucchini. I also add chopped sweet peppers to the sauté and grated hot pepper cheese. Also whole milk can be subbed for heavy cream and it still turns out well. Thank you Jen!
This frittata is so good. It is easy to prepare. I have made it several times.
Great frittata
Summer garden zucchini really is showcased in this super easy and delicious frittata. (Of course using zucchini when it’s not in season always works too.) My husband is usually the frittata chef in our house and never thought to use the cast iron skillet to sauté the zukes first, assemble then to pop it in the oven to bake. Moist and scrumptious. Have made it many times and will continue to do so!
Being a vegetarian and my husband a meat eater I have found many recipes on your site that we both love!
They are tasty, simple to make and healthy. This is my #1 go to site when I am looking for new recipes.
This is one of our favorite ways to use up extra zucchini in the summer. Makes a delicious, easy dinner with a green salad and maybe some fried potatoes on the side.
Has become a staple in my house for Sunday breakfast. Delicious and easy to make!
A great recipe for Keto! We have zucchini in the garden, a nice way to use them. It was really delicious, thank you!
I had some frozen zucchini spirals and thought this would be a great way to use them. This recipe is so easy and it’s such an easy way to make eggs. It was delicious!!! I didn’t have shallots but white onion was just as good.
Excellent recipe. Glad to have found it. I had some heavy cream that was well past its “best by” date but not sour, so I needed a recipe that called for heavy cream. I added both shallots and purple green onion bulbs (from our CSA produce box) and used medium yellow cheddar. The results were excellent, and made for a delicious late lunch when served with a side of spaghetti with olive oil, black pepper, and pecorino.