Colorful Vegetable Frittata

Featured in: Garden-Inspired Meals

This vibrant Italian-style dish combines fresh seasonal vegetables like broccoli, bell peppers, zucchini, and cherry tomatoes with fluffy eggs and melted cheese. The stovetop-to-oven method creates perfectly set edges while keeping the center tender. Customizable with your favorite vegetables and ready in under an hour, this versatile main dish works beautifully for breakfast, brunch, or a satisfying light dinner.

Updated on Wed, 21 Jan 2026 12:33:00 GMT
Golden-brown vegetable frittata with melted cheese, perfect for brunch or a light dinner. Pin
Golden-brown vegetable frittata with melted cheese, perfect for brunch or a light dinner. | toastybasil.com

Last Sunday morning, my kitchen smelled like caramelized peppers and fresh parsley while I stood watching the oven door. I'd thrown together whatever vegetables lingered in my crisper drawer, barely measuring anything, and somehow ended up with the most gorgeous frittata I'd ever made. My roommate wandered in, rubbing sleep from her eyes, and immediately asked what bakery I'd visited. When I told her I'd made it, she looked at me like I'd revealed a secret superpower.

My sister called me last month, completely defeated by another failed frittata that stuck to her pan and emerged in sad, rubbery pieces. I walked her through this method over the phone, and when she sent a photo of her first success, she'd styled it on actual plates with a proper salad. Sometimes the simplest recipes become the ones you return to again and again, especially when they make you feel like you actually know what you're doing in the kitchen.

Ingredients

  • Broccoli florets: These little trees become tender and sweet in the oven, absorbing all the eggy goodness while maintaining enough bite to keep things interesting
  • Red bell pepper: Adds natural sweetness and that gorgeous pop of color that makes this dish feel like celebration food, even on a Tuesday
  • Zucchini: Sliced thin so it softens beautifully without becoming watery, contributing delicate flavor and lovely green flecks throughout
  • Cherry tomatoes: They burst slightly in the heat, creating little pockets of brightness that cut through the richness of the eggs and cheese
  • Red onion: Thinly sliced so it mellows into sweet, savory ribbons rather than overwhelming everything with harsh raw onion flavor
  • Eggs: The backbone of the whole operation, so use the best ones you can find because quality actually makes a noticeable difference here
  • Whole milk: Creates that custardy, tender texture we're all after, though I've used cream in a pinch and nobody complained
  • Shredded cheddar cheese: I've found sharp cheddar gives the most flavor bang for your buck, but feta makes it taste like something you'd order at a fancy brunch spot
  • Fresh parsley: Adds brightness and makes everything taste fresh, though dried works in a absolute emergency
  • Salt and black pepper: Don't be shy with these eggs need proper seasoning or they'll taste disappointingly bland
  • Dried oregano: Brings a subtle Italian undertone that makes this feel more like a proper meal than just scrambled eggs with vegetables
  • Olive oil: Use a decent one here since it's carrying all those vegetable flavors into the eggs

Instructions

Get your oven ready:
Preheat to 375°F so everything can move seamlessly from stovetop to oven without that awkward waiting around period
Sauté your vegetables:
Heat olive oil in your oven safe skillet over medium heat, add broccoli, bell pepper, zucchini and onion, cooking 4 to 5 minutes until they've softened and released some of their moisture
Add the tomatoes:
Toss in those cherry tomatoes for just one minute, barely enough to warm them through, because you want them to hold their shape until they hit the oven
Whisk the egg mixture:
In a large bowl, combine eggs, milk, salt, pepper, oregano and parsley until everything's thoroughly incorporated and slightly frothy
Combine everything:
Pour that seasoned egg mixture evenly over your sautéed vegetables, then sprinkle cheese across the top like you're tucking them in for a nap
Start on the stovetop:
Let it cook for 2 to 3 minutes until you can see the edges beginning to set and pull away from the pan slightly
Finish in the oven:
Transfer the whole skillet to your preheated oven and bake for 15 to 18 minutes until the center's set and the top has developed this irresistible golden hue
The patience step:
Let it cool for 5 minutes before slicing, which feels like forever when you're hungry but makes the difference between neat wedges and a messy scramble
Slice of colorful vegetable frittata garnished with parsley, served on a white plate. Pin
Slice of colorful vegetable frittata garnished with parsley, served on a white plate. | toastybasil.com

This recipe saved me during that month when I was trying to use up everything in my freezer before moving. I made it so many times that I stopped measuring anything entirely, and somehow it got better every single time. Now whenever friends come over for brunch, someone always asks if I'm making 'that vegetable egg thing' and I realize I've accidentally become known for a dish I originally made just to clear out my crisper drawer.

Make It Your Own

After making this probably thirty times, I've learned that the vegetable combinations are endless as long as you keep the total amount roughly the same. Spinach and mushrooms work beautifully in spring, while diced butternut squash and kale make it feel like cozy autumn comfort food.

Serving Suggestions

I've discovered this frittata manages to feel elegant enough for company but casual enough for a solo Tuesday dinner. A simple green salad with lemon vinaigrette cuts through the richness, and warm crusty bread is never a mistake here.

Leftover Wisdom

Strange as it seems, I think this might actually taste better the next day when all the flavors have had time to really get to know each other. Cold wedges straight from the refrigerator have become my go to breakfast when I'm rushing out the door.

  • Wrap individual portions and freeze them for those mornings when cooking anything feels impossible
  • A quick 30 second zap in the microwave brings leftovers back to life remarkably well
  • The texture holds up beautifully for meal prep, staying tender for several days in the refrigerator
Freshly baked frittata with broccoli, peppers, and zucchini, ideal for a vegetarian meal. Pin
Freshly baked frittata with broccoli, peppers, and zucchini, ideal for a vegetarian meal. | toastybasil.com

There's something deeply satisfying about turning a handful of vegetables into a meal that makes people feel cared for and well fed. Hope this becomes one of those recipes you make without even thinking about it.

Recipe Q&A

Can I make this ahead of time?

Yes, this dish reheats beautifully. Store in the refrigerator for up to 3 days and warm in a 350°F oven for 10-15 minutes or microwave individual portions.

What vegetables work best?

Bell peppers, zucchini, broccoli, onions, and cherry tomatoes are classic choices. You can also use spinach, mushrooms, asparagus, or whatever seasonal vegetables you have on hand.

Is this suitable for meal prep?

Absolutely. Slice into portions and store in airtight containers. It keeps well in the refrigerator for 3-4 days and freezes for up to 2 months.

Can I use different cheese?

Cheddar, feta, goat cheese, mozzarella, or Gruyère all work wonderfully. Choose a cheese that melts well and complements the vegetables.

Do I need an oven-safe skillet?

Yes, since the dish starts on the stovetop and finishes in the oven. Cast iron or stainless steel skillets work perfectly. Alternatively, transfer to a baking dish after stovetop cooking.

Colorful Vegetable Frittata

Colorful oven-baked egg dish with seasonal vegetables and creamy cheese. Ready in 40 minutes.

Prep duration
15 min
Cooking duration
25 min
Complete duration
40 min


Skill level Easy

Origin Italian

Yield 4 Portions

Dietary specifications Vegetarian, Gluten-free

Components

Vegetables

01 1 cup broccoli florets, chopped
02 1 red bell pepper, diced
03 1 small zucchini, sliced
04 1/2 cup cherry tomatoes, halved
05 1 small red onion, thinly sliced

Eggs & Dairy

01 6 large eggs
02 1/4 cup whole milk or dairy-free alternative
03 1 cup shredded cheddar cheese or feta/goat cheese

Herbs & Seasoning

01 2 tablespoons fresh parsley, chopped or 1 teaspoon dried
02 1/2 teaspoon salt
03 1/4 teaspoon black pepper
04 1/4 teaspoon dried oregano

Oil

01 2 tablespoons olive oil

Directions

Step 01

Preheat Oven: Preheat oven to 375°F.

Step 02

Sauté Vegetables: Heat olive oil in a 10-inch oven-safe skillet over medium heat. Add broccoli, bell pepper, zucchini, and onion. Sauté 4–5 minutes until softened.

Step 03

Add Tomatoes: Stir in cherry tomatoes and cook 1 more minute.

Step 04

Prepare Egg Mixture: In a large bowl, whisk eggs, milk, salt, pepper, oregano, and parsley until well combined.

Step 05

Combine and Set Edges: Pour the egg mixture evenly over the sautéed vegetables in the skillet. Sprinkle cheese evenly over the top. Cook on the stovetop for 2–3 minutes until edges begin to set.

Step 06

Bake Until Set: Transfer skillet to the oven and bake 15–18 minutes, or until the center is set and slightly golden.

Step 07

Rest and Serve: Let cool for 5 minutes before slicing. Serve warm or at room temperature.

Necessary tools

  • Oven-safe skillet (10-inch)
  • Mixing bowl
  • Whisk
  • Knife and cutting board

Allergy information

Review each component for possible allergens and if uncertain, we recommend consulting with a healthcare professional.
  • Contains: Eggs, Milk (dairy)
  • Cheese and milk may contain lactose; use lactose-free or vegan alternatives if needed
  • Always check cheese labels for possible allergens

Nutrient breakdown (per portion)

These values are provided as a general guide and shouldn't replace professional medical advice.
  • Calories: 260
  • Fat: 17 g
  • Carbs: 8 g
  • Protein: 16 g