Zucchini and Cheddar Frittata
- By Jennifer Segal
- Updated September 16, 2023
- 302 Comments
- Leave a Review
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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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Planning to make this for a special brunch…will it work in a regular all-Clad sauté pan that isn’t non-stick?
Hi S, I wouldn’t recommend it – I think it would stick. Sorry!
My husband and son both declared this to be “perfect.” Followed the recipe measurements precisely but used plain Greek yogurt thinned with a little 2% milk because we didn’t have cream in the house.
Love this as a frittata inspiration! We’ve made this as is with zucchini, but also have added kale or spinach, or sliced asparagus with goat cheese. Truly a lovely frittata – it reheats well.
This recipe is so easy and so delicious. Love the creaminess (although I used whole milk and a swiss/gruyere shredded cheese blend since I didn’t have heavy cream or cheddar cheese.) Will have to try it again with cheddar and other customizations! I just squeeze the zucchini out with my bare (clean) hands over a strainer set into a large bowl. A little messy but I have no dish towel to wash!
Thank you Jenn.
I made this with one zucchini and leftovers of a zucchini summer squash vegetable saute, it was excellent, very good flavor! Will definitely make again!
This is absolutely delicious. Just a few ingredients and so much flavor. I will make this again! Thanks for another fantastic recipe!
Excellent recipe! Made it for Mother’s Day Brunch and everyone loved it! When my mother in law who is an amazing cook likes what I make, I know it’s a winner!
I was planning to use frozen shredded zucchini so I know there will be a lot more liquid than if it was fresh, should I be still trying to squeeze out as much liquid as possible?
Yep — hope you enjoy!
Would a 9 inch cast iron skillet work for this?
Yep – hope you enjoy!
Once again, as always, I was impressed by this recipe. It was perfect! Tender, not rubbery or runny, with great flavor. Every single recipe that I’ve made of ours is a perfect, five-star dish. By nature I am skeptical and would have been tempted to believe that you were fiddling with the statistics to bump up the scores, if I didn’t know better. It is obvious that your skills as a professional chef, as well as tinkering with a recipe until it is just right is paying off. I don’t believe there is another site with so many excellent recipes and five-star ratings. Thank you!!! I know that I can try anything you post and don’t ever have to worry about being disappointed.