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    Home » Recipes » Breakfast

    Roasted Vegetable Frittata

    by Katie Trant on Jun 1, 2019 (last updated Jul 31, 2026) // 3 Comments

    Servings9 squares
    Prep Time15 minutes mins
    Cook Time40 minutes mins
    Total Time1 hour hr 5 minutes mins
    Jump to Recipe
    5 from 2 votes

    This Roasted Vegetable Frittata is an easy oven-baked recipe made with eggs, goat cheese, and leftover roasted vegetables. Delicious warm, cold, or at room temperature, it’s a protein-packed vegetarian breakfast, brunch, or light dinner and a great way to use up whatever vegetables you have on hand.

    two squares of baked frittata on blue plates topped with herbs

    Leftover Veggies Never Had It So Good

    A good frittata is less of a recipe and more of a highly useful life skill. Once you know the basic formula, you can turn almost any assortment of vegetables, herbs, and cheese into a meal, which is particularly handy when the fridge is full of ingredients that need using.

    This Roasted Vegetable Frittata is one of my favourite versions. It combines leftover Mediterranean roasted vegetables with creamy goat cheese and plenty of eggs, then bakes entirely in the oven. There’s no sautéing, no hovering over the stove, no stress.

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    I make some version of a frittata almost weekly, depending on what’s hanging around in the fridge. Too many greens? Frittata them. A few abandoned bits of cheese? Frittata those, too. We’re making frittata a verb now. Just go with it.

    Serve it warm for dinner, make it ahead for breakfast, or bring it to the table at room temperature for brunch. It’s flexible, forgiving, and exactly the kind of back-pocket recipe everyone should know how to make.

    eggs, milk, herbs, roasted vegetables, goats cheese, and grated cheddar on a grey background

    Let's Make roasted vegetable frittata Together!

    Alrighty my friend, let me show you how easy this oven-baked frittata is. You'll find specific quantities for ingredients and detailed instructions in the recipe card at the end of this post (use the "jump to recipe" button to skip straight there if you like!) but for now let's take a visual walk-through together.

    Step 1: make the egg mixture

    First things first, crack your eggs into a bowl. We're using 10 large eggs today - this baby feeds a crowd! Add the milk, herbs, salt, and pepper.

    Then, whisk it up! Have at it until you've got a smooth, slightly frothy mixture.

    photo collage of eggs, milk, and herbs being mixed in a metal bowl

    Step 2: Arrange the veggies

    Add your leftover roasted vegetables to the pan. Give it a shake so they're in a single layer. Sprinkle with grated cheese.

    photo collage of roasted vegetables and cheese in a white casserole dish

    Step 3: Add the egg mixture

    Pour the egg mixture over the top of the veggies and cheese. Use your hands to break up the goats cheese and distribute it evenly over the top.

    photo collage of egg poured over vegetables and cheese in a white casserole dish

    Step 4: bake your frittata!

    Now you're ready to bake! The baking time will depend a bit on the size of your casserole dish. Using a 9x9 pan like I did yields quite a deep frittata, so it baked for close to 40 minutes.

    baked frittata in a white casserole dish topped with fresh herbs

    Remove your frittata from the oven and let it rest for 5-10 minutes before you slice it up.

    Step 5: serve!

    Look at that beauty! Perfect for breakfast, lunch, or dinner.

    two squares of roasted vegetable frittata stacked on a blue plate
    roasted vegetable frittata on two blue plates with a silver fork to the side
    Print Pin
    5 from 2 votes

    Roasted Vegetable Frittata with Goat Cheese

    This Baked Frittata Recipe is made with leftover roasted vegetables, eggs, and goats cheese for an easy and delicious meal. Serve your Roasted Vegetable Frittata warm, cold, or at room temperature for breakfast, brunch, or dinner.
    Course Breakfast
    Cuisine American
    Diet Gluten Free, Vegetarian
    Keyword baked frittata, Frittata, roasted vegetable frittata
    Prep Time 15 minutes minutes
    Cook Time 40 minutes minutes
    Resting time 10 minutes minutes
    Total Time 1 hour hour 5 minutes minutes
    Servings 9 squares
    Calories 235kcal
    Author Katie Trant

    Ingredients

    • 10 large eggs
    • ½ cup whole milk
    • 2 Tablespoons fresh oregano or 1 teaspoon dried
    • 2 Tablespoons fresh thyme or 1 teaspoon dried
    • ½ teaspoon fine grain sea salt
    • ½ teaspoon black pepper
    • 4 cups roasted vegetables cold or cooled
    • 1 cup shredded cheddar cheese
    • 3.5 ounces soft goats cheese crumbled
    US Customary - Metric
    Prevent your screen from going dark

    Instructions

    • Preheat your oven to 400°F / 200°C.
    • Butter the sides of a 9x9 baking dish and line with parchment paper.
    • Crack the eggs into a large bowl. Add the milk, and whisk until smooth.
      10 large eggs, ½ cup whole milk
    • Add the fresh herbs, salt, and pepper. Whisk well.
      2 Tablespoons fresh oregano , 2 Tablespoons fresh thyme, ½ teaspoon fine grain sea salt, ½ teaspoon black pepper
    • Add your leftover or cooled roasted vegetables to the bottom of the casserole dish. Scatter with shredded cheese.
      4 cups roasted vegetables , 0.75 cup shredded cheddar cheese
    • Pour the egg mixture over the vegetables and cheese.
    • Scatter crumbled goats cheese and the remaining cheddar cheese over the top.
      3.5 ounces soft goats cheese, 0.25 cup shredded cheddar cheese
    • Place into the oven and bake for 30-40 minutes, until puffed and golden. The centre should be only slightly jiggly when finished.
    • Remove the frittata from the oven and let rest for 10 minutes.
    • Slice into squares, and serve.

    Notes

    • Nutrition values are an estimate only

    Nutrition

    Calories: 235kcal | Carbohydrates: 13g | Protein: 16g | Fat: 13g | Saturated Fat: 7g | Cholesterol: 254mg | Sodium: 381mg | Potassium: 312mg | Fiber: 4g | Sugar: 1g | Vitamin A: 4800IU | Vitamin C: 10.9mg | Calcium: 201mg | Iron: 2.8mg
    two plates of roasted vegetable frittata with a loaf of bread and a pan of baked frittata in the background

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    Comments

      5 from 2 votes (1 rating without comment)

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      Recipe Rating




    1. Suellen says

      April 19, 2021 at 1:57 am

      Can you freeze this recipe

      Reply
      • Katie Trant says

        April 21, 2021 at 10:01 am

        You could. Freezing eggs does change the texture a bit, so it might seem a bit more rubbery when defrosted, but still is perfectly fine to eat. I freeze a frittata in these breakfast sandwiches and it works great: https://www.heynutritionlady.com/vegetarian-breakfast-sandwich-with-spinach-and-feta/

        Reply
    2. alice k mynett says

      June 18, 2019 at 4:37 am

      5 stars
      Your post came at exactly the right time, as I had BBQ roasted veggies and a couple of sausages leftover from last night. Together with an abundance of fresh herbs from my garden + odds and ends of cheese, with your help, this all came together for a delicious dinner. The addition of the fresh herbs really tickled our taste buds. BONUS ... there's enough leftover for lunch tomorrow. Thank you, Katie.

      Reply

    Welcome to Hey Nutrition Lady (formerly The Muffin Myth) - where you'll find no-nonsense, fad-free nutrition, and easy, tasty vegetarian recipes. I hope you like it here!

    - Katie Trant BSc FNH, MSc Nutrition

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