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A close-up of a golden-brown slice of French toast casserole on a white plate.

Amazing French toast casserole: 1 stress-free dish

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Written by Carla Davis

September 26, 2025

Hosting brunch used to send me into a mild panic. Visions of flipping French toast one by one while my guests sipped coffee and made polite conversation? Nope! I love having people over, but the morning scramble just never felt like love. That’s why I practically do a happy dance when I talk about this French toast casserole. It’s my absolute secret weapon for stress-free entertaining. You get all that gooey, cinnamon-spiced goodness of classic French toast, but assembled the night before. Seriously, it’s a game-changer, just like my grandma used to make simple ingredients special on a busy weeknight.

Why You’ll Love This French Toast Casserole

It’s a total make-ahead marvel. Prep it tonight, bake it tomorrow!

Stress-free entertaining means more time with your guests.

Everyone adores that classic, cinnamon-y French toast flavor.

The crowd-pleasing results are always a hit.

It uses simple ingredients you probably already have.

Pure comfort in a dish!

Ingredients for Your Overnight French Toast Casserole

Alright, let’s talk ingredients! This magic happens with stuff you probably already have in your kitchen. The key to a really great French toast casserole is using day-old bread—it soaks up all that yummy custard goodness without getting mushy. So, grab a loaf (about a pound’s worth) of challah or brioche bread and cut it into 1-inch cubes. Trust me, these richer breads make all the difference!

For that dreamy custard, you’ll need 8 large eggs, 2 cups of milk, and a generous 1/2 cup of heavy cream for that extra richness. Then we’ve got the flavor builders: 1/2 cup granulated sugar, 1 teaspoon of cinnamon, a pinch of nutmeg (just 1/2 teaspoon is perfect), 1 teaspoon of vanilla extract, and a quarter teaspoon of salt to balance everything out.

Now for that irresistible topping! You’ll want 1/2 cup of melted butter, 1/2 cup of firmly packed brown sugar (so much flavor!), and 1/4 cup of all-purpose flour. And, of course, another teaspoon of cinnamon to make it extra special. That’s the lineup for a breakfast that’ll have everyone asking for seconds!

Tips for Making the Perfect French Toast Casserole

Okay, so you’ve got the ingredients, but let’s chat about making this French toast casserole *absolutely amazing*. Little things make a huge difference, you know? It’s like the difference between just okay and “whoa, you made this?!” Think of it like this: even the best ingredients need a little TLC. If you’re planning a big brunch, something like this is way easier than figuring out meal planning for a crowd when you’ve got five other things going on.

Choosing the Best Bread for French Toast Casserole

Seriously, the bread is HUGE here. While you *could* use regular old sandwich bread, it just doesn’t give you that magical texture we’re after. Challah or brioche are your absolute best friends for this recipe. Why? Because they’re richer, eggy, and a little bit sweeter. They soak up that luscious custard mixture like a dream without turning into total mush. Day-old bread is even better; it’s a bit drier and ready to absorb all that goodness!

Achieving the Ideal Custard Consistency

The custard is what makes French toast *French toast*, right? It’s that creamy, dreamy goodness. The eggs are the binder, the milk adds liquid, and that heavy cream? Oh, that’s pure luxury and richness. When you whisk them all together with the sugar, cinnamon, nutmeg, vanilla, and salt, make sure you whisk really well! You want it super smooth, no lumps of egg white hanging around. Giving it that overnight soak really lets the bread drink up all that flavor, so don’t skip that step!

How to Prepare Your French Toast Casserole: Step-by-Step

Alright, getting this French toast casserole ready is easier than you think, and honestly, the hardest part is waiting until morning! It’s all about simple steps that come together beautifully. You’ll want to preheat your oven to 350°F (175°C) and give a 9×13 inch baking dish a good grease-up so nothing sticks. Then, you just let it do its thing overnight. It’s one of those recipes that truly benefits from a little patience, just like how I learned from my Grandma that good things take time.

For a little extra inspiration, you can check out my pumpkin version if you’re feeling fruity!

Assembling the Bread and Custard Base

First things first, get those bread cubes into your prepared baking dish. Arrange them in a single layer – try not to cram them in too much. Then, grab a big bowl and whisk together your eggs, milk, heavy cream, granulated sugar, cinnamon, nutmeg, vanilla, and salt until it’s all smooth and happy. Now, pour this lovely mixture all over the bread cubes. Use a spatula or spoon to gently press down any pieces that are floating too high, just to make sure they all get a good soak. Cover it up tight and pop it in the fridge until morning, or for at least 4 hours.

Creating the Delicious Cinnamon-Sugar Topping

This is where the magic happens for that irresistible crunchy top! In a small bowl, combine your melted butter, packed brown sugar, flour, and the remaining cinnamon. Go ahead and mix it all up until it looks like nice, crumbly streusel. No liquid needed here, just a good stir to get those ingredients acquainted. Once you’re ready to bake, just sprinkle this yummy topping evenly all over the surface of your chilled French toast casserole. Make sure to get it all the way to the edges for maximum crispiness in every bite!

Baking and Resting Your French Toast Casserole

Pop that casserole dish into your preheated oven. Bake it for about 45 to 55 minutes. You’ll know it’s ready when it’s puffed up beautifully, golden brown all over, and a knife inserted into the center comes out clean. The topping should be perfectly toasted. Once it’s out of the oven, please, please let it rest for a few minutes! This helps everything set up so you get that lovely, custardy texture when you serve it. Then dig in!

Serving Suggestions for Your Crowd Feeding Breakfast

This French toast casserole is SO good on its own, but it’s even better with a few friends! Since this fills up the oven, I like to pair it with things that don’t need baking. A big bowl of fresh fruit is always lovely, or how about some crispy bacon or sausage? And if you’re feeling a little festive, you absolutely have to try some warm homemade apple cider. It makes the whole brunch feel extra special, and you can find more brunch ideas here on the site!

Make-Ahead and Storage Instructions

The beauty of this make-ahead French toast casserole is right there in the name! You really want to assemble it the night before. Just follow the steps for cubing your bread, pouring over the custard mixture, and covering it tightly. Then, pop it straight into the fridge. It needs that time to soak up all those yummy flavors. Come morning, all you do is whip up that sweet cinnamon topping, sprinkle it on, and bake! Easy peasy! Leftovers? Oh yeah, store them in an airtight container in the fridge for up to 3 days. To reheat, just pop a slice in the microwave or oven until warmed through. So good!

Frequently Asked Questions About French Toast Casserole

Got questions about whipping up this amazing French toast casserole? I’ve got answers! This crowd-pleasing breakfast is pretty forgiving, but here are a few things people often wonder about.

Can I use regular sliced bread for this French toast casserole?

You can, but I really recommend using something heartier like challah or brioche if you can! Regular sliced bread can get a bit too soft when it soaks. If you must use it, make sure it’s a bit stale, and maybe use 10-12 slices to get good coverage in your dish. It won’t be quite as custardy, but it’ll still be yummy!

How long does the French toast casserole need to chill overnight?

The magic really happens when it has a good long soak! While 4 hours is the minimum to get the bread softened, chilling it overnight is truly best. This gives the custard time to really infuse into every nook and cranny of that bread, making it super flavorful and perfectly moist. Don’t rush it!

Can I add fruit to my French toast casserole?

Oh, absolutely! Fruit is a fantastic addition. Berries like blueberries or raspberries are great because they add a little pop of color and tartness. If you’re adding diced apples, toss them with a pinch of cinnamon first. Just be mindful that fruit adds extra moisture, so you might need to bake it for a few extra minutes. You could even fold in some of the fruit with the bread before soaking, like in my apple cinnamon oats!

Estimated Nutritional Information

Now, let’s talk numbers! While every kitchen is a little different and brands can vary, here’s a ballpark idea of what you’re looking at per serving in this delicious French toast casserole. Expect around 450 calories, with about 25g of fat (15g saturated), 12g of protein, mostly complex carbs at 50g, and around 30g of sugar. Remember, these are just estimates, but they give you a good idea for your meal planning!

Share Your French Toast Casserole Creations!

I just *love* hearing from you all! Did you make this French toast casserole for your brunch? Was it a hit? Please, please leave a comment below and let me know how it turned out! And if you took any pictures, tag me on social media – I’d be thrilled to virtually taste your delicious creations! You can also reach out through my contact page if you have any questions at all.

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Overnight French Toast Casserole

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A make-ahead French toast casserole perfect for brunch, offering classic flavors with easy preparation.

  • Author: Carla Davis
  • Prep Time: 20 min
  • Cook Time: 50 min
  • Total Time: 12 hours 10 min
  • Yield: 8 servings 1x
  • Category: Breakfast
  • Method: Baking
  • Cuisine: American
  • Diet: Vegetarian

Ingredients

Scale
  • 1 loaf (1 pound) challah or brioche bread, cut into 1-inch cubes
  • 8 large eggs
  • 2 cups milk
  • 1/2 cup heavy cream
  • 1/2 cup granulated sugar
  • 1 teaspoon ground cinnamon
  • 1/2 teaspoon ground nutmeg
  • 1 teaspoon vanilla extract
  • 1/4 teaspoon salt
  • 1/2 cup butter, melted
  • 1/2 cup packed brown sugar
  • 1/4 cup all-purpose flour
  • 1 teaspoon ground cinnamon

Instructions

  1. Arrange bread cubes in a single layer in a greased 9×13 inch baking dish.
  2. In a large bowl, whisk together eggs, milk, heavy cream, granulated sugar, cinnamon, nutmeg, vanilla extract, and salt until well combined.
  3. Pour the egg mixture evenly over the bread cubes, ensuring all pieces are coated.
  4. Cover the dish and refrigerate overnight, or for at least 4 hours.
  5. In a small bowl, combine melted butter, brown sugar, flour, and cinnamon. Mix until crumbly.
  6. Sprinkle the topping evenly over the French toast mixture.
  7. Bake in a preheated oven at 350°F (175°C) for 45-55 minutes, or until the casserole is puffed, golden brown, and cooked through.
  8. Let stand for a few minutes before serving.

Notes

  • For a crispier topping, you can add 1/2 cup chopped pecans or walnuts to the brown sugar mixture.
  • Serve with your favorite syrup, fresh fruit, or whipped cream.
  • This casserole is a great alternative to traditional meal planning for busy mornings.

Nutrition

  • Serving Size: 1 serving
  • Calories: 450
  • Sugar: 30g
  • Sodium: 400mg
  • Fat: 25g
  • Saturated Fat: 15g
  • Unsaturated Fat: 10g
  • Trans Fat: 0g
  • Carbohydrates: 50g
  • Fiber: 3g
  • Protein: 12g
  • Cholesterol: 150mg

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Hi, I'm Carla Davis! As a lifelong home cook and busy mom, I believe that making delicious food for the people you love shouldn't be complicated. Here at Carla's Cooking, I share simple, reliable, and family-approved recipes that I make in my own kitchen. My goal is to help you feel confident and joyful when you cook. Welcome!

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