There is nothing quite like waking up to the warm, comforting aroma of a homemade breakfast that feels both hearty and fresh. The Baked Denver Omelet Recipe captures this perfectly by combining classic flavors in a fuss-free, oven-baked format that everyone will love. This dish turns the traditional Denver omelet into a crowd-pleasing casserole that’s packed with tender eggs, savory ham, melty cheddar, and colorful bell peppers and onions. It’s a guaranteed way to bring smiles to the breakfast table whether it’s a weekend brunch or a cozy weekday treat.

Baked Denver Omelet Recipe - Recipe Image

Ingredients You’ll Need

Gathering simple, quality ingredients is the secret to a delicious Baked Denver Omelet Recipe. Each component plays a crucial role in layering flavors and textures.

  • 8 large eggs: The rich base that holds everything together and provides a fluffy texture.
  • 1/2 cup milk: Adds creaminess and helps create a tender, light bake.
  • 1/2 teaspoon salt: Enhances all the natural flavors in the dish.
  • 1/4 teaspoon black pepper: Just a hint of spice to balance the richness.
  • 1 cup cooked ham (diced): Adds savory, smoky depth and protein.
  • 1 cup shredded cheddar cheese: Offers gooey, melty goodness and a sharp finish.
  • 1/2 cup green bell pepper (diced): Freshness and a mild crunch for balanced texture.
  • 1/2 cup red bell pepper (diced): Bright sweetness and beautiful color contrast.
  • 1/2 cup onion (diced): Provides aromatic sweetness and complexity.
  • 1 tablespoon olive oil or butter: For sautéing the veggies to tender perfection.

How to Make Baked Denver Omelet Recipe

Step 1: Prepare your oven and baking dish

Preheat your oven to 375°F (190°C) so it’s ready to go when your egg mixture is assembled. Lightly grease a 9×9-inch baking dish with butter or cooking spray; this helps the omelet come out clean and browns the edges slightly for extra flavor.

Step 2: Cook the vegetables

Heat the olive oil or butter in a skillet over medium heat. Toss in the diced onions and both green and red bell peppers. Let them cook for about 4 to 5 minutes until nicely softened and fragrant — this step releases their natural sweetness and mellows their crunch, making the omelet tender throughout. Then, remove the skillet from heat and set it aside.

Step 3: Mix your egg base

Grab a large bowl and whisk together your eggs, milk, salt, and black pepper until the mixture is smooth and well combined. This ensures your baked omelet will have a fluffy texture and balanced seasoning.

Step 4: Combine ingredients

Fold in the cooked vegetables, diced ham, and 3/4 cup of shredded cheddar cheese into the egg mixture. Each bite will feature the savory ham, softened veggies, and pockets of melted cheese, so be sure everything is evenly combined for consistent flavor.

Step 5: Bake to golden perfection

Pour the mixture into the prepared baking dish and evenly sprinkle the remaining 1/4 cup of cheddar cheese on top. Pop the dish into your preheated oven and bake for 30 to 35 minutes. You will know it’s ready when the eggs are set firmly in the center and the top has developed a beautiful golden crust. Let it cool for 5 minutes before slicing – this rest time helps it firm up, making it easier to serve.

How to Serve Baked Denver Omelet Recipe

Baked Denver Omelet Recipe - Recipe Image

Garnishes

Finishing touches can elevate this humble baked omelet to a restaurant-worthy dish. Try sprinkling fresh chopped chives or parsley on top for a pop of color and a mild oniony brightness. A dollop of sour cream can add luscious creaminess and a tangy twist that complements the cheddar and ham. If you love heat, a few slices of fresh jalapeño or a dash of hot sauce can add exciting spice.

Side Dishes

To turn your Baked Denver Omelet Recipe into a complete meal, consider serving it with fresh fruit salad for a refreshing contrast or some crispy roasted potatoes for extra heartiness. A crusty slice of toasted sourdough bread pairs beautifully to soak up any lingering egg bits. For a lighter brunch, a simple mixed green salad with a lemon vinaigrette works perfectly alongside this dish.

Creative Ways to Present

If you want to impress guests during brunch, bake the omelet in individual ramekins for personalized servings bursting with cheesy, veggie-filled goodness. Alternatively, try layering it with sliced avocado and salsa on top for a Tex-Mex inspired presentation. Cutting it into neat squares and arranging it on a platter surrounded by fresh herbs also makes it ideal for buffet-style gatherings.

Make Ahead and Storage

Storing Leftovers

Leftover Baked Denver Omelet Recipe keeps wonderfully in an airtight container in the refrigerator for up to 3 days. The flavors actually deepen as it rests, making for easy breakfasts or quick dinners where you just need to reheat and enjoy.

Freezing

This baked omelet freezes well too. After cooling completely, wrap it tightly in plastic wrap and then foil, or place in a freezer-safe container. It can be frozen for up to 1 month. Just be sure to thaw it completely in the refrigerator overnight before reheating for best texture and taste.

Reheating

To enjoy your Baked Denver Omelet Recipe leftovers, warm it gently in a 350°F (175°C) oven for about 10-15 minutes or until heated through. Microwaving is quicker but may lead to slightly rubbery eggs, so the oven is preferred to keep that fresh-from-the-oven fluffiness intact.

FAQs

Can I substitute the ham with another meat?

Absolutely! Cooked bacon, sausage, or even smoked turkey make fantastic replacements and each will add a distinct savory dimension to the baked omelet.

Is it possible to make this recipe dairy-free?

Yes, by swapping the milk for a plant-based alternative such as almond or oat milk and using dairy-free cheese, you can make this dish suitable for a dairy-free diet.

Can I add other vegetables?

Definitely. Ingredients like spinach, mushrooms, or jalapeños can be stirred in with the onions and bell peppers for customized flavor and nutrition.

What if I don’t have a 9×9-inch baking dish?

You can use a similar-sized oven-safe dish or a square cake pan. Just be aware that the cooking time might vary slightly depending on the depth and material of your dish.

Is the Baked Denver Omelet Recipe suitable for meal prepping?

Yes, it’s perfect for meal prep! Bake it ahead, portion it out, and enjoy as a convenient protein-rich breakfast or brunch throughout the week.

Final Thoughts

There is something truly special about a meal that brings comfort, flavor, and ease all at once, and the Baked Denver Omelet Recipe hits all those notes perfectly. Whether you’re feeding a crowd or simply treating yourself to a wholesome start, this baked twist on a classic dish is bound to become one of your favorites. So go ahead, gather those simple ingredients, and whip up this delightful bake—you’ll wonder how breakfast ever felt complete without it.

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Baked Denver Omelet Recipe

5 Stars 4 Stars 3 Stars 2 Stars 1 Star 4.2 from 81 reviews
  • Author: Diane
  • Prep Time: 15 minutes
  • Cook Time: 35 minutes
  • Total Time: 50 minutes
  • Yield: 6 servings
  • Category: Breakfast, Brunch
  • Method: Baking
  • Cuisine: American
  • Diet: Gluten Free

Description

This Baked Denver Omelet is a delicious and easy-to-make breakfast or brunch casserole that combines fluffy eggs with ham, cheddar cheese, and colorful bell peppers. Baked to golden perfection, it’s perfect for meal prepping or a cozy weekend meal. With a rich blend of flavors and a simple preparation, this oven-baked omelet is a crowd-pleaser that offers a satisfying protein-packed start to your day.


Ingredients

Scale

Egg Mixture

  • 8 large eggs
  • 1/2 cup milk
  • 1/2 teaspoon salt
  • 1/4 teaspoon black pepper

Vegetables and Meat

  • 1 cup cooked ham, diced
  • 1/2 cup green bell pepper, diced
  • 1/2 cup red bell pepper, diced
  • 1/2 cup onion, diced

Cheese and Oil

  • 1 cup shredded cheddar cheese (divided into 3/4 cup and 1/4 cup)
  • 1 tablespoon olive oil or butter


Instructions

  1. Preheat and prepare dish: Preheat your oven to 375°F (190°C) and lightly grease a 9×9-inch baking dish to prevent sticking.
  2. Sauté vegetables: Heat olive oil or butter in a skillet over medium heat. Add the diced onion, green, and red bell peppers, cooking for 4–5 minutes until they are softened. Remove from heat and set aside.
  3. Mix eggs and seasoning: In a large bowl, whisk together the eggs, milk, salt, and black pepper until the mixture is smooth and well combined.
  4. Combine ingredients: Stir the sautéed vegetables, diced cooked ham, and 3/4 cup of shredded cheddar cheese into the egg mixture, ensuring everything is evenly distributed.
  5. Pour and top: Pour the combined mixture into the prepared baking dish. Sprinkle the remaining 1/4 cup shredded cheddar cheese evenly on top.
  6. Bake: Place the dish in the oven and bake for 30–35 minutes, or until the eggs are fully set and the top has a nice golden color.
  7. Cool and serve: Allow the baked omelet to cool for about 5 minutes before slicing into 6 servings. Serve warm and enjoy!

Notes

  • This omelet can be prepared ahead of time and reheated for busy mornings.
  • Try swapping ham for cooked bacon or sausage for flavor variations.
  • Add spinach, mushrooms, or jalapeños to the vegetable mix for extra flavor and nutrition.

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