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Overnight Eggnog French Toast Casserole Recipe

Published: Nov 7, 2025 by Ivy · This post may contain affiliate links · Leave a Comment

Jump to Recipe· 3.9 from 70 reviews

If you’re looking for a festive breakfast treat that’s effortless to prepare and bursting with cozy autumn and winter flavors, this Overnight Eggnog French Toast Casserole Recipe is exactly what you need. Combining the rich, creamy spice of eggnog with the comforting, custardy texture of French toast, this casserole is an absolute crowd-pleaser that practically makes itself overnight. Imagine waking up to a warm, golden-baked dish that smells like holiday magic and tastes even better—trust me, it’s the kind of recipe you'll reach for again and again, whether for a holiday brunch or a leisurely weekend morning.

Ingredients You'll Need

A white square baking dish filled with a baked dessert that has a thick, crumbly brown topping with visible small chunks of a golden-yellow base layer beneath it. Two whole cinnamon sticks rest on top of the dessert in the center. The baking dish sits on a round woven mat on a white marbled surface, with a silver spoon placed nearby and two extra cinnamon sticks to the side. Photo taken with an iphone --ar 4:5 --v 7

This recipe is all about simple, quality ingredients that come together to create something truly special. Each one adds its own magic—the creamy eggnog infuses subtle spice, the bread soaks up all that goodness, and the buttery topping brings crunch and sweetness that you’ll crave.

  • 12 cups large bread cubes: Use a sturdy French or Italian loaf for the best texture that holds up overnight soaking.
  • 8 large eggs: They provide structure and richness essential for that custard-like consistency.
  • 2 cups eggnog: This key ingredient brings holiday spices and creaminess that defines the dish.
  • ½ cup heavy cream: Adds extra richness to the custard mix for an indulgent mouthfeel.
  • ½ cup sugar: Balances the spices and enhances the caramelization in baking.
  • ½ cup light brown sugar: Adds moistness and depth of flavor with a subtle molasses hint.
  • 2 tablespoons vanilla extract: Brightens the flavors and adds warmth.
  • 1 teaspoon ground cinnamon: Essential for that classic cozy spice profile.
  • 1 teaspoon ground nutmeg: Adds a nutty, aromatic kick perfect for eggnog dishes.
  • ½ cup all purpose flour: Used for the crumb topping to provide structure and crunch.
  • ½ cup light brown sugar (firmly packed): Balances buttery textures in the topping.
  • 1 teaspoon ground cinnamon: Incorporated again in the topping for a double-hit of spice.
  • 1 teaspoon ground nutmeg: Continues the festive flavor in the crumble topping.
  • ¼ teaspoon salt: Heightens all other flavors and balances the sweetness.
  • 8 tablespoons unsalted butter: Cold and cubed, it creates that irresistible crumbly topping texture.

How to Make Overnight Eggnog French Toast Casserole Recipe

Step 1: Prepare the Bread Cubes

Start by cutting your French or Italian bread into large cubes. If your bread is very fresh and soft, it helps to do this step a day ahead so the cubes can dry out slightly and absorb the custard without turning mushy. Spread these cubes evenly in a greased 9x13-inch baking dish.

Step 2: Mix the Custard

In a medium bowl, whisk together the eggs, creamy eggnog, heavy cream, sugars, vanilla extract, cinnamon, and nutmeg until fully combined. This mixture is where all the holiday flavors come together and soak perfectly into the bread.

Step 3: Combine and Refrigerate Overnight

Pour the custard mixture evenly over the bread cubes, making sure every corner is soaked. Cover the pan tightly with plastic wrap or a lid, then refrigerate it for at least 8 hours or overnight. This slow soak allows all the flavors to meld and the bread to absorb the custard fully.

Step 4: Prepare the Crumb Topping

While the casserole is soaking or the following morning, combine flour, brown sugar, cinnamon, nutmeg, and salt in a small bowl. Using a fork or pastry cutter, cut the cold butter into the dry ingredients until the mixture looks like coarse crumbs. For maximum ease, you can prepare this topping the night before and keep it refrigerated.

Step 5: Bake to Perfection

Preheat your oven to 350°F. Remove the casserole from the fridge and sprinkle the crumb topping evenly over the soaked bread. Bake for about 45 minutes if you prefer a softer, pudding-like texture, or for a full hour if you crave a crispier, golden top that adds a delightful crunch to every bite.

Step 6: Serve Warm and Enjoy

Once baked to bubbly golden perfection, serve the casserole warm. The contrast between the soft, custardy inside and the crisp, buttery top makes each bite a celebration of textures and flavors.

How to Serve Overnight Eggnog French Toast Casserole Recipe

This image shows a close-up of a piece of baked apple crumble dessert being lifted with a silver spoon out of a white square baking dish. The dish is filled with a thick layer of soft, light yellow apple filling mixed with tender apple chunks that are slightly browned on the edges. The top layer is a crumbly golden-brown streusel with a grainy texture and small clumps, covering the apple mixture. Whole cinnamon sticks are visible scattered on the surface of the crumble inside the dish. The background features a white marbled texture. photo taken with an iphone --ar 4:5 --v 7

Garnishes

Enhance your casserole experience with simple garnishes like fresh berries, a sprinkle of powdered sugar, or a dollop of whipped cream. A drizzle of maple syrup or honey complements the spice richness beautifully and adds that extra touch of sweetness.

Side Dishes

For a balanced breakfast or brunch, serve alongside fresh fruit salad, crispy bacon, or savory sausages. A light green salad with a citrus vinaigrette also pairs surprisingly well, providing a refreshing contrast to the richness of the casserole.

Creative Ways to Present

Try serving individual portions in ramekins for a charming presentation, especially for holiday gatherings. Layering the casserole with a sprinkle of toasted nuts or a swirl of caramel sauce can elevate the dish to impressive new flavor heights that delight guests.

Make Ahead and Storage

Storing Leftovers

Leftover Overnight Eggnog French Toast Casserole Recipe stores beautifully in an airtight container in the refrigerator for up to 3 days. The flavors deepen after resting, making reheated portions just as satisfying as fresh ones.

Freezing

You can freeze fully baked casserole slices wrapped tightly in plastic wrap and foil for up to 2 months. Thaw overnight in the fridge before reheating, which helps the dish maintain its texture and flavor.

Reheating

Reheat leftovers in a preheated oven at 350°F for about 15-20 minutes or until warmed through, which preserves the crisp topping. For a quick option, microwave individual portions, but you may lose some of the crunchy texture.

FAQs

Can I use a different type of bread?

Absolutely! While French or Italian bread gives the best texture, you can use challah, brioche, or even sturdy sandwich bread. Just make sure it’s thick and firm enough to absorb the custard without turning to mush.

Is it necessary to refrigerate overnight?

Yes, refrigerating overnight gives the bread time to soak up the custard fully and infuse with the eggnog flavors. If you’re short on time, a few hours will still work but won’t be quite as rich or tender.

Can I make this recipe dairy-free?

For a dairy-free version, substitute the eggnog and heavy cream with your favorite non-dairy alternatives, such as almond eggnog and coconut cream. The texture might be slightly different but still delicious!

How do I get a crispier topping?

Bake the casserole for the full hour and don’t cover it while baking. This allows the crumb topping to brown lightly and develop a wonderful crunch.

Can this dish be served for dinner?

Definitely! Overnight Eggnog French Toast Casserole Recipe is versatile enough to be a comforting brunch, breakfast-for-dinner option, or even a sweet side for a holiday meal.

Final Thoughts

This Overnight Eggnog French Toast Casserole Recipe is a true delight that’s as heartwarming to make as it is to eat. It combines festive flavors with simple steps, making it the perfect recipe to share with friends and family any time you want to create something special without the fuss. Give it a try—you won't regret waking up to this heavenly dish!

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Overnight Eggnog French Toast Casserole Recipe

Overnight Eggnog French Toast Casserole Recipe

5 Stars 4 Stars 3 Stars 2 Stars 1 Star 3.9 from 70 reviews
  • Author: Ivy
  • Prep Time: 15 minutes
  • Cook Time: 45 to 60 minutes
  • Total Time: 9 hours 15 minutes
  • Yield: 8 servings
  • Category: Breakfast
  • Method: Baking
  • Cuisine: American
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Description

A rich and indulgent Overnight Eggnog French Toast Casserole perfect for holiday mornings or special brunches. Cubes of bread soak in a creamy eggnog mixture overnight, then topped with a spiced crumb topping and baked to golden perfection. Serve warm with your favorite syrup or fresh fruit for a cozy, festive treat.


Ingredients

Casserole

  • 12 cups large bread cubes (from 1 large loaf of French or Italian bread)
  • 8 large eggs
  • 2 cups eggnog
  • ½ cup heavy cream
  • ½ cup sugar
  • ½ cup light brown sugar
  • 2 tablespoons vanilla extract
  • 1 teaspoon ground cinnamon
  • 1 teaspoon ground nutmeg

Topping

  • ½ cup all purpose flour
  • ½ cup light brown sugar (firmly packed)
  • 1 teaspoon ground cinnamon
  • 1 teaspoon ground nutmeg
  • ¼ teaspoon salt
  • 8 tablespoons unsalted butter (1 stick), cold and cut into pieces


Instructions

  1. Prepare Bread: Cut the bread into large cubes. If your bread is very soft, complete this step ahead of time to ensure the cubes hold up well during soaking.
  2. Arrange Bread: Spray a large 9x13-inch baking dish with nonstick spray or coat it with butter. Evenly spread the bread cubes across the dish.
  3. Make Custard Mixture: In a medium bowl, whisk together the eggs, eggnog, heavy cream, sugar, light brown sugar, vanilla extract, ground cinnamon, and ground nutmeg until fully combined.
  4. Soak Bread: Pour the custard mixture evenly over the bread cubes. Cover the dish and refrigerate for at least 8 hours or overnight to allow the bread to absorb the custard.
  5. Preheat Oven: When ready to bake, preheat your oven to 350°F (175°C).
  6. Prepare Topping: In a small bowl, combine all-purpose flour, light brown sugar, cinnamon, nutmeg, and salt. Use a fork or pastry cutter to cut the cold butter into the mixture until it resembles small pebbles. This can also be prepared the night before and stored in the refrigerator.
  7. Add Topping: Sprinkle the prepared topping evenly over the soaked bread before baking.
  8. Bake: Bake the casserole in the preheated oven for 45 minutes if you prefer a softer, bread pudding-like texture, or for 1 hour if you want a crisper topping and texture.
  9. Serve: Remove from oven and serve warm with optional toppings such as fresh fruit, butter, or maple syrup.

Notes

  • Use sturdy bread like French or Italian for best texture; day-old bread works well.
  • The casserole can be assembled the night before to save time in the morning.
  • The topping can be prepared ahead and stored refrigerated overnight.
  • Adjust baking time depending on whether you prefer a softer or crisper texture.
  • Serve with toppings like fresh berries, whipped cream, or syrup for extra flavor.

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Hey, I’m Ivy!

I’m a 28-year-old mom to my little prince, Pitter, who loves cooking and exploring flavors from around the world. What started in my home kitchen is now a space where I share simple, global-inspired recipes made with love.

 

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