Easy Baked Omelet Recipe with Ham, Cheese, and Peppers

If you’re looking for an easy, hearty breakfast that can feed the whole family, this Baked Omelet is just what you need! Made with fluffy eggs, smoky ham, colorful bell peppers, green onions, and plenty of melted Colby Jack cheese, this oven-baked breakfast casserole is packed with delicious flavor in every bite.

Unlike traditional omelets that require cooking one at a time, this easy baked omelet recipe comes together in a single baking dish. Simply sauté the vegetables and ham, whisk the eggs with cream and seasonings, layer everything together, and let the oven do the work. It’s perfect for busy mornings, weekend brunches, holiday breakfasts, or whenever you need a satisfying meal without standing over the stove.

With its golden, cheesy top and tender, savory center, this homemade baked omelet is sure to become a breakfast favorite. Even better, you can prepare it the night before, making breakfast the next morning practically effortless!

Why You’ll Love This Recipe

• Perfect for a crowd: This recipe makes 12 generous servings, making it ideal for family breakfasts, brunch gatherings, and holiday mornings.
• Easy to prepare: No flipping individual omelets or standing over the stove. Just assemble everything and bake!
• Loaded with flavor: Smoked ham, colorful peppers, green onions, garlic, and melted cheese make every bite delicious.
• Make-ahead friendly: Assemble the casserole the night before and bake it the next morning.
• Easy to customize: Swap the meat, cheese, vegetables, or herbs to create your favorite combination.

Ingredients You’ll Need

Here are the simple ingredients that make this homemade baked omelet so flavorful and satisfying.

• Butter (2 tablespoons): Used to sauté the vegetables and adds a rich, savory flavor. Salted or unsalted butter works well.
• Red bell pepper (1 small): Adds a little sweetness, color, and freshness.
• Green bell pepper (1 small): Provides a slightly earthy flavor that balances the richness of the eggs and cheese.
• Green onions (1 cup, chopped): Bring a mild onion flavor and a fresh touch to the omelet.
• Cubed smoked ham (1 pound): Adds a smoky, salty, and hearty element that makes this breakfast casserole especially satisfying.
• Colby Jack cheese (2 1/2 cups): Creates a creamy, melty texture and delicious cheesy flavor throughout the dish.
• Large eggs (12): The main ingredient that gives the omelet its fluffy, tender structure.
• Half-and-half or heavy cream (2 cups): Adds moisture and richness, helping create a soft, custardy texture.
• Garlic salt (1 1/2 teaspoons): Enhances the overall flavor with a savory garlic kick.
• Black pepper (1 teaspoon): Adds gentle warmth and seasoning.
• Granulated garlic or garlic powder (1 1/2 teaspoons): Gives the egg mixture extra savory depth.
• Onion powder (1 teaspoon): Adds a subtle sweetness and enhances the other seasonings.
• Ground mustard (1 teaspoon): Provides a mild tangy flavor that complements the ham and cheese.
• Fresh parsley (1/4 cup, chopped): Adds freshness and color to the omelet, with extra parsley for garnish.

How to Make a Baked Omelet

This easy baked omelet recipe requires just a few simple steps. Once everything is assembled, the oven takes care of the cooking!

Step 1: Prepare the Baking Dish

Preheat your oven to 350°F (175°C). Lightly coat a 13 × 9-inch baking dish with nonstick cooking spray and set it aside.

Preparing the dish ahead of time helps prevent the eggs and cheese from sticking, making serving and cleanup much easier.

Step 2: Cook the Vegetables and Ham

Melt the butter in a small skillet over medium heat. Add the diced red bell pepper, green bell pepper, and chopped green onions.

Cook for about 3 minutes, stirring occasionally, until the vegetables begin to soften.

Add the cubed smoked ham and continue cooking just until any excess liquid evaporates. Remove the skillet from the heat and allow the mixture to cool slightly.

This quick sauté helps develop the flavors and prevents excess moisture from making your baked omelet watery.

Step 3: Prepare the Egg Mixture

In a large mixing bowl, whisk together the eggs and half-and-half until combined.

Add the garlic salt, black pepper, granulated garlic, onion powder, and ground mustard. Whisk again until the seasonings are evenly distributed.

You want everything well combined, but there’s no need to overbeat the eggs.

Step 4: Assemble the Baked Omelet

Spread the ham and vegetable mixture evenly across the bottom of your prepared baking dish.

Sprinkle 1 1/2 cups of shredded Colby Jack cheese over the top.

Slowly pour the egg mixture over the ham, vegetables, and cheese, making sure it spreads evenly throughout the dish.

Sprinkle the chopped fresh parsley over the egg mixture, followed by the remaining 1 cup of shredded cheese.

Step 5: Bake Until Set

Transfer the baking dish to your preheated oven and bake for 40–50 minutes, or until the omelet is puffed, lightly golden brown, and set in the center.

To check for doneness, gently shake the dish. The center should no longer look liquid or overly loose.

If the top starts browning too quickly before the center is cooked, loosely cover the dish with aluminum foil for the remaining baking time.

Step 6: Rest, Slice, and Serve

Remove the baked omelet from the oven and let it stand for 5 minutes. This resting time allows the eggs to settle and makes slicing easier.

Cut into squares and serve warm, garnished with additional chopped parsley or green onions.

Enjoy it on its own or pair it with your favorite breakfast sides for a delicious, satisfying meal!

Tips for Success

A few simple tricks will help you get the best results every time you make this baked omelet.

• Cook the vegetables first: Sautéing the peppers and onions before adding them to the egg mixture helps remove excess moisture and brings out their natural sweetness.
• Let the ham mixture cool slightly: This prevents the hot ingredients from prematurely cooking the eggs when you assemble the casserole.
• Use freshly shredded cheese: If possible, shred your own Colby Jack cheese. It melts beautifully and gives the omelet a creamy texture.
• Don’t overbake: Keep an eye on the center as the baking time approaches. Overcooked eggs can become rubbery and dry.
• Allow time to rest: Letting the casserole stand for 5 minutes after baking helps it hold its shape when sliced.
• Adjust the seasoning: Smoked ham and cheese already contain salt, so taste your vegetable mixture before adding extra salt.
• Cut evenly: Allow the casserole to settle before slicing into equal portions for easier serving.

Equipment Needed

You don’t need any special kitchen equipment to prepare this easy baked omelet.

• 13 × 9-inch baking dish: The perfect size for this recipe. A similar-sized oven-safe casserole dish will also work.
• Small skillet: For sautéing the vegetables and ham. A nonstick or stainless steel skillet is fine.
• Large mixing bowl: For combining the eggs, cream, and seasonings.
• Whisk: Helps blend the egg mixture evenly. A fork can work in a pinch.
• Cutting board and sharp knife: For preparing the vegetables, ham, and fresh herbs.
• Measuring cups and spoons: For measuring the ingredients accurately.
• Spatula or serving knife: Useful for cutting and lifting the omelet portions.

Recipe Variations

One of the best things about this homemade baked omelet is how easy it is to customize. Try one of these delicious variations!

1. Bacon and Cheddar Baked Omelet

Replace the smoked ham with cooked, crumbled bacon and use sharp cheddar cheese instead of Colby Jack. The crispy bacon adds a smoky, salty flavor that pairs wonderfully with the fluffy eggs.

2. Spicy Jalapeño Baked Omelet

For a little extra heat, add diced jalapeños to the bell peppers and use pepper jack cheese. You can also sprinkle in a few red pepper flakes for an extra spicy breakfast.

3. Vegetarian Baked Omelet

Skip the ham and add sautéed mushrooms, baby spinach, zucchini, and extra bell peppers. Use your favorite cheese for a colorful, vegetable-packed breakfast.

4. Spinach and Feta Baked Omelet

Replace the ham with fresh spinach and crumbled feta cheese. Add a little dried oregano and fresh parsley for a Mediterranean-inspired flavor combination.

5. Low-Carb Baked Omelet

This recipe is already relatively low in carbohydrates. To make it even lower in carbs, use a lower-carbohydrate vegetable combination, such as spinach, mushrooms, and bell peppers. Check your ham and cheese labels for added sugars if needed.

What to Serve with Baked Omelet

This cheesy baked omelet is filling enough to enjoy on its own, but it also pairs beautifully with a variety of breakfast and brunch favorites.

Here are some delicious serving ideas:

• Fresh fruit salad: A refreshing combination of strawberries, blueberries, melon, and grapes balances the savory flavors.
• Crispy breakfast potatoes: Serve with roasted or pan-fried potatoes for a classic breakfast combination.
• Buttermilk biscuits: Soft, buttery biscuits are perfect alongside slices of warm baked omelet.
• Fresh green salad: A light salad with a lemon vinaigrette makes this dish suitable for brunch or lunch.
• Avocado slices: Creamy avocado adds freshness and pairs wonderfully with the eggs and ham.
• Toast or English muffins: Serve with butter, jam, or your favorite breakfast spread.
• Fresh salsa: A spoonful of salsa adds brightness and a little extra flavor.

For a fun breakfast sandwich, place a square of baked omelet between two slices of toasted bread or inside a warm buttermilk biscuit.

Frequently Asked Questions

Can I make baked omelet the night before?

Yes! This is one of the best things about this recipe. You can fully assemble the omelet one day ahead, cover the baking dish with plastic wrap, and refrigerate it overnight.

The next morning, remove it from the refrigerator and let it sit on the counter for about 15–20 minutes before baking. Then bake according to the recipe, checking that the center is fully cooked.

How do I know when a baked omelet is done?

Your baked omelet is ready when the center is set, the top is lightly golden, and the casserole looks slightly puffed. Gently shake the baking dish; there should be no liquid egg mixture moving in the center.

For extra accuracy, an instant-read food thermometer inserted into the center should register 160°F (71°C).

Can I use milk instead of half-and-half?

Absolutely! Whole milk works well if you want a slightly lighter texture. Heavy cream will make the omelet richer and creamier, while half-and-half offers a nice balance between the two.

Can I use a different type of cheese?

Of course! Colby Jack is delicious, but you can easily substitute sharp cheddar, Swiss, Gruyère, mozzarella, or pepper jack. Choose a cheese that melts well and complements the smoky ham.

How should I store leftover baked omelet?

Allow leftovers to cool, then transfer them to an airtight container and refrigerate for up to 3–4 days.

For the best texture, reheat individual portions in the microwave until heated through. You can also warm them in a covered oven-safe dish at 325°F until hot.

Can I freeze baked omelet?

Yes! Let the baked omelet cool completely, then cut it into individual portions. Wrap each piece tightly or store the portions in a freezer-safe container.

Freeze for up to 2–3 months for the best quality. Thaw overnight in the refrigerator before reheating until steaming hot.

Final Thoughts

This easy baked omelet is everything a good breakfast should be: hearty, cheesy, flavorful, and simple to prepare. With smoky ham, tender bell peppers, fluffy eggs, and plenty of melted cheese, it’s a delicious way to bring everyone together around the breakfast table.

Whether you’re preparing a weekend brunch, feeding a hungry family, or planning an easy make-ahead breakfast for busy mornings, this homemade baked omelet is a recipe worth keeping.

Feel free to switch up the vegetables, experiment with different cheeses, or add your favorite breakfast meats to make it your own.

Give this baked omelet recipe a try, and don’t forget to share how it turned out in the comments. I’d love to hear which variations your family enjoys most!

Recipe Details

• Prep Time: 15 minutes
• Cook Time: 40–50 minutes
• Resting Time: 5 minutes
• Total Time: Approximately 1 hour
• Servings: 12
• Course: Breakfast, Main Course
• Cuisine: American, Southern
• Calories: 248 kcal per serving

Nutrition Information

Per serving (estimated):

• Calories: 248 kcal
• Carbohydrates: 5 g
• Protein: 21 g
• Fat: 20 g
• Saturated Fat: 11 g
• Polyunsaturated Fat: 2 g
• Monounsaturated Fat: 6 g
• Trans Fat: 0.1 g
• Cholesterol: 252 mg
• Sodium: 1,048 mg
• Potassium: 214 mg
• Fiber: 1 g
• Sugar: 3 g
• Vitamin A: 1,044 IU
• Vitamin C: 15 mg
• Calcium: 269 mg
• Iron: 2 mg

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