The smell of fresh coffee fills the air as I recall a delightful brunch gathering—one where the star was undoubtedly the Monte Cristo Breakfast Casserole. This creative twist on the beloved sandwich combines tender ham, creamy Swiss cheese, and just the right amount of French bread, all baked to golden perfection. It’s the ultimate comfort food that effortlessly dresses up any table and proves to be a quick-prep solution for a crowd. Not only does this casserole take the fuss out of breakfast, but it also brilliantly uses up leftover holiday ham, making it a perfect choice for those busy weekends or casual brunches with friends. Ready to learn how to bring this delicious dish to life in your kitchen?

Why is Monte Cristo Casserole So Amazing?
Unforgettable Flavor: This casserole brings together savory ham, creamy Swiss cheese, and tender French bread, creating a flavor explosion that will transport you straight to brunch bliss.
Effortlessly Easy: With just a few simple steps, you can whip up this gourmet dish without any culinary hassle.
Crowd-Pleaser: Perfect for gatherings, it boasts effortless appeal that will impress friends and family alike. Pair it with a refreshing fruit salad or even a sumptuous breakfast egg muffin for a complete experience!
Versatile Options: Feel free to mix it up! Use leftover holiday ham or switch to breakfast sausage for a new twist. Check out our Chicken Waffle Casserole for another fun take on brunch!
Make-Ahead Convenience: Prep it the night before for a quicker morning. Simply store it in the fridge and bake it fresh when you wake up!
This Monte Cristo Breakfast Casserole isn't just a meal; it's a joyful experience, perfect for cozy weekends and casual celebrations alike!
Monte Cristo Breakfast Casserole Ingredients
For the Casserole
• Eggs – Large eggs provide structure and richness for the casserole.
• Half and Half – Adds creaminess; substitute with whole milk for a lighter option.
• Dijon Mustard – Offers a delicious tangy flavor that enhances the dish.
• Nutmeg – A pinch enhances the savory profile with a warm undertone.
• Salt & Pepper – Essential for flavor balance; adjust to taste.
• French Bread – Use slightly stale, cubed bread for optimal texture.
• Ham – Diced ham adds protein and classic Monte Cristo flavor; leftover holiday ham works wonders.
• Swiss Cheese – Shredded cheese melts beautifully, contributing creaminess and taste.
For Serving
• Powdered Sugar – Optional garnish that adds sweetness if desired.
• Raspberry Preserves – Serve warm on top for a sweet contrast to this Monte Cristo Breakfast Casserole's savory elements.
Feel free to explore variations and adjustments as you bring this comfort classic to your brunch table!
Step‑by‑Step Instructions for Monte Cristo Breakfast Casserole
Step 1: Whisk Ingredients
In a large mixing bowl, combine six large eggs, one cup of half and half, two tablespoons of Dijon mustard, a pinch of nutmeg, and salt and pepper to taste. Whisk vigorously until the mixture is smooth and fully incorporated. This egg base forms the heart of your Monte Cristo Breakfast Casserole, so take your time to ensure it's well combined.
Step 2: Mix with Bread
Now, add approximately four cups of cubed French bread to the egg mixture. Using a spatula, gently fold the bread cubes until they are thoroughly coated in the egg mixture. Allow the bread to absorb the flavors for about five minutes, ensuring it gets nice and soggy, which will create a wonderfully moist casserole.
Step 3: Add Ham and Cheese
Next, fold in two cups of diced ham and one cup of half of the shredded Swiss cheese into the bread and egg mixture. Make sure the ham and cheese are evenly distributed throughout the mixture to enhance the flavor and texture of the Monte Cristo Breakfast Casserole. This step adds a rich protein layer to your dish, packing it with delightful savory notes.
Step 4: Prepare Baking Dish
Lightly spray an 8x8-inch baking dish with non-stick cooking spray. Pour the assembled mixture into the prepared dish, spreading it out evenly to ensure uniform baking. This step is crucial for achieving a lovely, golden crust on your Monte Cristo Breakfast Casserole, so use a spatula to smooth the top.
Step 5: Top with Cheese
Once the mixture is evenly spread, sprinkle the remaining cup of shredded Swiss cheese on top of the casserole. This layer of cheese will melt beautifully and create a delicious, gooey topping that contrasts perfectly with the savory layers beneath. Be generous and cover all areas for optimal gooey goodness!
Step 6: Bake
Preheat your oven to 350°F and place the dish in the oven. Bake for approximately 40 minutes, or until the casserole is puffed up, golden brown, and a knife inserted in the center comes out clean. Keep an eye on it towards the end to ensure you achieve that perfect visual cue of doneness.
Step 7: Rest and Serve
Once baked to perfection, let the Monte Cristo Breakfast Casserole rest for about 2 minutes before slicing. This brief resting period allows the casserole to set, making it easier to serve. For an extra touch, consider garnishing with a light dusting of powdered sugar and a generous spoonful of warm raspberry preserves on top for that delightful sweet-savory contrast.

Monte Cristo Breakfast Casserole Variations
Feel free to let your creativity shine and make this dish your own with these delightful variations!
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Sausage Swap: Use cooked, crumbled breakfast sausage instead of ham for a hearty twist. The rich flavor will make this casserole even more indulgent!
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Bread Variety: Experiment with other types of bread, such as brioche or even bagels, for a unique texture and taste. Each option can lead to a delightful surprise!
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Vegetable Boost: Add sautéed spinach or diced bell peppers for a fresh veggie punch. They not only brighten the dish but also enhance its nutritional value.
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Spicy Kick: Incorporate diced jalapeños or a dash of cayenne pepper for those who enjoy a bit of heat. This addition creates a lively contrast to the rich cheese and ham!
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Sweet Twist: Swap raspberry preserves for peach or apricot jam to sweeten things up. The warm, fruity topping will create a delightful balance with the savory flavors in the casserole.
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Herbal Infusion: Consider adding fresh herbs like chives or parsley into the egg mixture for a burst of freshness. They’ll elevate all the savory elements beautifully!
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Nutty Crunch: Top with crushed pecans or walnuts before baking to introduce a delightful crunch to the soft texture. This will add not just flavor but also unexpected depth!
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Cheese Change-Up: Try mixing different cheeses such as pepper jack for a spicy note or cheddar for a sharper flavor. Each cheese brings its unique character to this comforting dish!
If you're looking for more breakfast inspiration, check out our Hashbrown Breakfast Casserole or create some delicious Breakfast Egg Muffins for variety in your weekend brunch menu!
What to Serve with Monte Cristo Breakfast Casserole?
Imagine a cozy brunch setting, where flavors intermingle, and laughter fills the air as you gather your loved ones around the table.
- Fresh Fruit Salad: A refreshing mix of seasonal fruits brightens the plate and adds a juicy burst to each bite.
- Crispy Bacon: The savory crunch of crispy bacon complements the softness of the casserole, creating a delightful contrast.
- Mixed Greens Salad: Light and crisp, a simple salad with a citrus vinaigrette enhances the richness of the Monte Cristo Breakfast Casserole.
- Herbed Breakfast Potatoes: Roasted or sautéed, these savory potatoes provide a hearty side, ideal for soaking up the dish's creamy goodness.
Pair it with drinks for a full experience:
- Freshly Brewed Coffee: The rich aroma of coffee not only perks up your brunch but offers a perfect balance against the casserole's flavors.
- Mimosas: A bubbly blend of orange juice and champagne brings a celebratory touch, making every bite feel special.
- Smoothies: Blend your favorite fruits for a thick, nutritious drink that adds a healthy twist to your brunch spread.
- Maple Syrup Drizzle: For those who love a sweet touch, a drizzle of maple syrup over the casserole enhances its delightful sweet-salty flavor profile.
Expert Tips for Monte Cristo Breakfast Casserole
- Full-Fat Dairy: Use full-fat dairy like half and half for a richer flavor; lower-fat options can make the casserole less creamy.
- Bread Choice: Slightly stale French bread is ideal for optimal texture. Avoid fresh bread, as it can become too soggy during baking.
- Prep Ahead: For a hassle-free morning, prepare your casserole the night before, store it in the fridge, and simply bake it the next day.
- Storage Savvy: Leftovers can last in the fridge for up to 4 days. Reheat in the oven at 325°F for best results—this will keep the casserole's texture intact.
- Swapping Preserves: If raspberry isn't your jam, feel free to substitute with strawberry or even blueberry preserves for a fruity twist!
Storage Tips for Monte Cristo Breakfast Casserole
Fridge: Store leftovers in an airtight container for up to 4 days to maintain freshness and flavor.
Freezer: For longer storage, freeze slices wrapped tightly in plastic wrap and aluminum foil for up to 2 months. Thaw in the fridge before reheating.
Reheating: To reheat, place the casserole in a preheated oven at 325°F for 15-20 minutes until warmed through. This method helps preserve the delightful texture of your Monte Cristo Breakfast Casserole.
Make Ahead Options
These Monte Cristo Breakfast Casserole preparations are perfect for busy mornings! You can assemble the entire casserole up to 24 hours in advance, ensuring a hassle-free brunch experience. To prep ahead, whisk together the eggs, half and half, Dijon mustard, nutmeg, salt, and pepper, then mix in the cubed French bread, diced ham, and half of the Swiss cheese as instructed. Cover the dish tightly with plastic wrap and refrigerate. When you're ready to bake, simply take the casserole out of the fridge and allow it to sit at room temperature for about 30 minutes before topping with the remaining cheese and baking. This method helps maintain its delightful flavor and texture, making your Monte Cristo Breakfast Casserole just as delicious when served!

Monte Cristo Breakfast Casserole Recipe FAQs
How do I choose the right bread for the Monte Cristo Breakfast Casserole?
Absolutely! For the best results, opt for slightly stale French bread as it absorbs the egg mixture perfectly without becoming overly soggy. If you don’t have French bread, brioche or even bagels work wonderfully, adding unique textures to the dish.
How should I store leftovers from the Monte Cristo Breakfast Casserole?
Leftovers can be stored in an airtight container in the fridge for up to 4 days. This keeps the flavors vibrant while allowing for quick skip meals. To reheat, simply pop it in a preheated oven at 325°F for about 15-20 minutes until warmed through.
Can I freeze Monte Cristo Breakfast Casserole?
Yes! For longer storage, wrap slices tightly in plastic wrap and then in aluminum foil to avoid freezer burn. The casserole can be frozen for up to 2 months. When you’re ready to enjoy it again, thaw it in the fridge overnight before reheating for the best texture.
What are some common issues when making a casserole like this?
One common challenge is the casserole becoming too soggy. I recommend ensuring your bread is slightly stale to absorb just the right amount of egg mixture. Additionally, if you’re using fresh bread, let it dry out on the counter for a day or toast it lightly to achieve the same effect.
Is this Monte Cristo Breakfast Casserole suitable for people with dietary restrictions?
You can easily customize this casserole to suit various dietary needs! For a gluten-free version, use gluten-free bread. If you’re avoiding dairy, consider using a milk alternative and dairy-free cheese to still enjoy the creamy texture and flavor. Just be mindful of ingredient substitutions to maintain the best possible taste.

Monte Cristo Breakfast Casserole for a Cozy Brunch Feast
Ingredients
Equipment
Method
- In a large mixing bowl, combine six large eggs, one cup of half and half, two tablespoons of Dijon mustard, a pinch of nutmeg, and salt and pepper to taste. Whisk vigorously until smooth.
- Add approximately four cups of cubed French bread to the egg mixture and gently fold until coated. Allow to absorb flavors for about five minutes.
- Fold in two cups of diced ham and one cup of shredded Swiss cheese into the mixture, ensuring even distribution.
- Lightly spray an 8x8-inch baking dish with non-stick spray. Pour in the mixture and spread evenly.
- Sprinkle the remaining cup of shredded Swiss cheese on top.
- Preheat your oven to 350°F and bake for approximately 40 minutes or until golden brown and puffed.
- Let the casserole rest for about 2 minutes before slicing. Garnish with powdered sugar and raspberry preserves if desired.





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