Breakfast Bakes

Overnight French Toast Casserole

Name: Overnight French Toast Casserole
Prep time: 20 min
Cook time: 35 min
Total time: 55 min
Yield: 8 servings
Ingredients: 1 loaf (1 lb) Challah bread, cut into 1-inch cubes; 6 large eggs; 1 cup heavy cream; 1/2 cup granulated sugar; 2 tbsp unsalted butter, melted; 1 tsp ground cinnamon; 1/2 tsp salt; 1 cup mixed berries (optional); 1/4 cup chopped pecans (optional); 1 tsp vanilla extract; 1/4 cup brown sugar (optional)

By Carol Bennett · June 18, 2026 · Breakfast Bakes

Prep20 min

Cook35 min

Total55 min

Serves8

Overnight French Toast Casserole — Golden brown French toast casserole

There's something special about waking up to a warm, comforting breakfast, especially on weekends or holidays. As a home cook, I've always loved the idea of preparing a delicious meal the night before, so it's ready to go in the morning. That's why I'm excited to share my Overnight French Toast Casserole recipe with you. This easy, cozy one-dish wonder is perfect for feeding a crowd, and it's made with ingredients you likely have on hand.

I remember the first time I made a breakfast casserole - it was for a family gathering, and everyone raved about it. Since then, I've perfected my recipe, and it's become a staple in our household. The best part? It's incredibly easy to prepare, and the overnight resting time allows the flavors to meld together beautifully.

This Overnight French Toast Casserole is a game-changer for busy mornings. Simply assemble the dish the night before, refrigerate it overnight, and bake it in the morning. The result is a golden brown, puffed casserole that's filled with creamy eggs, sweet bread, and a hint of cinnamon. It's the perfect dish for a special occasion or a lazy Sunday morning.

One of the things I love about this recipe is its versatility. You can customize it to your liking by adding your favorite fruits, nuts, or spices. And, because it's made with bread, eggs, and cream, it's a great way to use up any stale bread you might have on hand. So, go ahead and give this recipe a try - I promise you won't be disappointed!

In this article, I'll walk you through the steps to make this delicious Overnight French Toast Casserole. From the ingredients and equipment you'll need to the tips and variations, I'll cover it all. So, let's get started and make a breakfast casserole that's sure to become a family favorite!

Why You’ll Love This Recipe

This recipe is easy to prepare and can be made ahead of time, perfect for busy mornings
It's a great way to use up stale bread, reducing food waste and saving you money
The dish is versatile, and you can customize it to your liking by adding your favorite fruits, nuts, or spices
It's a crowd-pleaser, perfect for feeding a large group of people
The recipe is budget-friendly, using ingredients you likely have on hand
It's a delicious and satisfying breakfast option, perfect for special occasions or lazy Sunday mornings

Why This Recipe Works

The key to this recipe's success lies in the layering of the ingredients. By alternating between bread, eggs, and cream, you create a dish that's both moist and flavorful. The bread absorbs the egg mixture, while the cream adds a rich, velvety texture. The overnight resting time allows the flavors to meld together, resulting in a casserole that's cohesive and delicious.

Another important aspect of this recipe is the use of high-quality ingredients. Fresh eggs, real cream, and whole milk make a big difference in the final product. And, because you're using bread as the base, you can get creative with the type of bread you use. Challah, brioche, or even croissants work beautifully in this recipe.

The cooking technique is also crucial. By baking the casserole at a moderate temperature, you ensure that the eggs are cooked through, and the bread is toasted to perfection. The result is a golden brown crust that gives way to a creamy, tender interior. It's the perfect combination of textures and flavors!

Finally, the resting time is essential. By letting the casserole rest for 10-15 minutes before serving, you allow the juices to redistribute, and the flavors to meld together. This results in a dish that's both satisfying and delicious. So, be patient, and let the casserole rest - it's worth the wait!

Ingredients You’ll Need

To make this Overnight French Toast Casserole, you'll need a few simple ingredients. The key players are bread, eggs, cream, and sugar. You'll also need some butter, cinnamon, and salt to add flavor and texture. Don't worry if you don't have all of these ingredients on hand - you can easily substitute them with similar items.

When shopping for the ingredients, look for high-quality bread that's a day or two old. This will help the bread absorb the egg mixture better, resulting in a more tender casserole. You'll also want to use fresh eggs and real cream for the best flavor and texture.

1 loaf (1 lb) Challah bread, cut into 1-inch cubesYou can use any type of bread you like, but Challah works particularly well in this recipe. Look for a bread that's a day or two old, as it will absorb the egg mixture better.
6 large eggsFresh eggs are essential for this recipe, as they provide the best flavor and texture. Make sure to use large eggs, as they will yield a more tender casserole.
1 cup heavy creamReal cream is a must in this recipe, as it adds a rich, velvety texture to the casserole. You can substitute it with half-and-half or whole milk if you prefer, but the flavor won't be the same.
1/2 cup granulated sugarGranulated sugar adds a touch of sweetness to the casserole, balancing out the savory flavors of the bread and eggs. You can reduce the amount of sugar if you prefer a less sweet casserole.
2 tbsp unsalted butter, meltedMelted butter helps to create a crispy, golden brown crust on the casserole. You can use salted butter if you prefer, but omit the additional salt called for in the recipe.
1 tsp ground cinnamonCinnamon adds a warm, comforting flavor to the casserole. You can omit it if you prefer, or substitute it with another spice like nutmeg or cardamom.
1/2 tsp saltA pinch of salt enhances the flavors in the casserole and helps to balance out the sweetness. Use kosher salt or sea salt for the best flavor.
1 cup mixed berries (optional)Mixed berries add a sweet, fruity flavor to the casserole. You can use fresh or frozen berries, depending on what's available. Omit them if you prefer a plain casserole.
1/4 cup chopped pecans (optional)Chopped pecans add a crunchy texture and nutty flavor to the casserole. You can omit them if you prefer, or substitute them with another type of nut like walnuts or almonds.
1 tsp vanilla extractVanilla extract adds a subtle, creamy flavor to the casserole. Use high-quality extract for the best flavor.
1/4 cup brown sugar (optional)Brown sugar adds a rich, caramel-like flavor to the casserole. You can omit it if you prefer, or substitute it with another type of sugar like honey or maple syrup.

Ingredients for Overnight French Toast Casserole

Equipment You’ll Need

Large mixing bowlWhisk9x13-inch baking dishMeasuring cups and spoonsElectric mixer (optional)Rubber spatula

How to Make Overnight French Toast Casserole

1
Preheat your oven to 350°F (180°C). This will ensure that the casserole cooks evenly and at the right temperature.
2
In a large mixing bowl, whisk together the eggs, cream, sugar, melted butter, cinnamon, and salt until well combined. The eggs should be beaten until they're light and fluffy, while the cream should be smooth and creamy.
3
Add the vanilla extract and whisk until combined. This will add a subtle, creamy flavor to the casserole.
4
Add the cubed bread to the bowl and toss until the bread is evenly coated with the egg mixture. Make sure to get all the bread cubes coated, as this will help the casserole cook evenly.
5
If using, add the mixed berries and chopped pecans to the bowl and fold them into the bread mixture. This will distribute the fruit and nuts evenly throughout the casserole.
6
Pour the bread mixture into the prepared 9x13-inch baking dish and smooth the top. Make sure to get the bread evenly distributed, as this will help the casserole cook evenly.
7
Cover the dish with plastic wrap and refrigerate overnight, or for at least 8 hours. This will allow the bread to absorb the egg mixture and the flavors to meld together.
8
In the morning, remove the dish from the refrigerator and let it sit at room temperature for 30 minutes. This will help the casserole come to room temperature, which will ensure that it cooks evenly.
9
Bake the casserole for 35-40 minutes, or until it's golden brown and puffed. The casserole should be cooked through, with a crispy crust on top and a tender interior.
10
Remove the casserole from the oven and let it rest for 10-15 minutes before serving. This will allow the juices to redistribute and the flavors to meld together.
11
Serve the casserole warm, topped with additional mixed berries and chopped pecans if desired. You can also serve it with a dollop of whipped cream or a sprinkle of powdered sugar.

Expert Tips

Make sure to use high-quality ingredients, such as fresh eggs and real cream, for the best flavor and texture.
Don't overmix the bread mixture, as this can result in a dense casserole.
Let the casserole rest for 10-15 minutes before serving, as this will allow the juices to redistribute and the flavors to meld together.
Use a variety of breads, such as Challah or brioche, for a more interesting texture and flavor.
Add other ingredients, such as diced apples or bananas, to the bread mixture for added flavor and nutrition.
Top the casserole with a crumbly streusel topping, made with flour, sugar, and butter, for a crunchy texture and sweet flavor.
Serve the casserole with a side of pure maple syrup or honey, for a sweet and indulgent treat.

Common Mistakes to Avoid

Not letting the casserole rest long enough, resulting in a soggy or undercooked interior.
Overmixing the bread mixture, resulting in a dense or tough casserole.
Not using high-quality ingredients, resulting in a bland or unappetizing casserole.
Not baking the casserole long enough, resulting in an undercooked or raw interior.
Not covering the dish with plastic wrap, resulting in a dry or stale casserole.
Not serving the casserole warm, resulting in a cold or unappetizing dish.

Variations and Substitutions

Add diced apples or bananas to the bread mixture for added flavor and nutrition.
Use a variety of breads, such as Challah or brioche, for a more interesting texture and flavor.
Add a crumbly streusel topping, made with flour, sugar, and butter, for a crunchy texture and sweet flavor.
Use different types of milk, such as almond or soy milk, for a non-dairy version of the casserole.
Add a sprinkle of cinnamon or nutmeg to the top of the casserole, for a warm and comforting flavor.
Serve the casserole with a side of pure maple syrup or honey, for a sweet and indulgent treat.
Use leftover bread, such as stale bread or bread heels, to make the casserole.

What to Serve With Overnight French Toast Casserole

This Overnight French Toast Casserole is perfect for serving at a special occasion, such as a holiday brunch or a family gathering. You can serve it warm, topped with additional mixed berries and chopped pecans, or with a dollop of whipped cream or a sprinkle of powdered sugar.

The casserole is also delicious served with a side of pure maple syrup or honey, for a sweet and indulgent treat. You can also serve it with a variety of other dishes, such as scrambled eggs, sausage or bacon, and hash browns.

Scrambled eggsSausage or baconHash brownsPure maple syrup or honeyWhipped cream or powdered sugarFresh fruit, such as strawberries or blueberries

Make-Ahead, Storage, Freezing and Reheating

This Overnight French Toast Casserole can be made ahead of time and refrigerated overnight, or frozen for up to 2 months. To freeze, simply wrap the dish in plastic wrap or aluminum foil and place it in a freezer-safe bag.

To reheat the casserole, simply thaw it overnight in the refrigerator, or reheat it in the oven at 350°F (180°C) for 20-25 minutes, or until warmed through. You can also reheat it in the microwave, but be careful not to overheat, as this can result in a dry or tough casserole.

The casserole can be stored in the refrigerator for up to 3 days, or frozen for up to 2 months. Simply wrap it in plastic wrap or aluminum foil and place it in a freezer-safe bag.

When reheating the casserole, make sure to let it rest for 10-15 minutes before serving, as this will allow the juices to redistribute and the flavors to meld together. You can also top it with additional mixed berries and chopped pecans, or with a dollop of whipped cream or a sprinkle of powdered sugar.

Frequently Asked Questions

What type of bread is best to use for this recipe?

You can use any type of bread you like, but Challah or brioche works particularly well. Look for a bread that's a day or two old, as it will absorb the egg mixture better.

Can I make this recipe ahead of time?

Yes, you can make this recipe ahead of time and refrigerate it overnight, or freeze it for up to 2 months. Simply thaw it overnight in the refrigerator, or reheat it in the oven at 350°F (180°C) for 20-25 minutes, or until warmed through.

What can I serve with this casserole?

You can serve this casserole with a variety of dishes, such as scrambled eggs, sausage or bacon, and hash browns. You can also serve it with a side of pure maple syrup or honey, for a sweet and indulgent treat.

Can I freeze this casserole?

Yes, you can freeze this casserole for up to 2 months. Simply wrap it in plastic wrap or aluminum foil and place it in a freezer-safe bag. To reheat, simply thaw it overnight in the refrigerator, or reheat it in the oven at 350°F (180°C) for 20-25 minutes, or until warmed through.

How long does this casserole keep?

This casserole can be stored in the refrigerator for up to 3 days, or frozen for up to 2 months. Simply wrap it in plastic wrap or aluminum foil and place it in a freezer-safe bag.

Can I make this recipe in a different size dish?

Yes, you can make this recipe in a different size dish, but you may need to adjust the cooking time. Simply adjust the cooking time based on the size of the dish, and make sure to let it rest for 10-15 minutes before serving.

What can I use instead of heavy cream?

You can use half-and-half or whole milk as a substitute for heavy cream. However, keep in mind that the flavor and texture may be slightly different.

Can I add other ingredients to this recipe?

Yes, you can add other ingredients to this recipe, such as diced apples or bananas, or a sprinkle of cinnamon or nutmeg. Simply fold them into the bread mixture before baking.

The Full Recipe

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