This overnight French Toast Casserole recipe only takes 15 minutes to prep then it's baked in the morning. It has all the flavor we love from french toast with an incredible crunchy cinnamon sugar streusel topping!

French Toast Casserole
My love for french toast is strong, as evidenced by my many different french toast recipes! But I think this easy French Toast Casserole recipe is the best way to serve a crowd, and it's especially convenient because you can make it the day before. Breakfast magic!
Try all of my breakfast casseroles like Hawaiian French Toast Casserole, Biscuits and Gravy Casserole, Breakfast Casserole, Sheet Pan Pancakes, or Hashbrown Breakfast Casserole!
How to make Overnight French Toast Casserole:
Combine and Refrigerate: Butter the bottom and sides of a 9×13” pan. Slice bread into 1 inch chunks and add to dish. Whisk eggs in a large bowl and add cream, milk, brown sugar, cinnamon, salt, and vanilla. Pour over cubed bread and gently toss to coat. Add to pan, cover, and refrigerate overnight.
Make Topping: Stir together brown sugar, white sugar, cinnamon, and nutmeg. Cut cold butter into chunks then add to the bowl. Use a pastry cutter or your hands to combine until crumbly. Refrigerate overnight.

Bake: Sprinkle topping on top of casserole, then bake at 350°F (180°C) for 40-50 minutes, until golden on top. Let the baked french toast casserole cool for at least 10 minutes befoer serving. I think it's sweet enough without syrup, but you could serve with homemade syrup, maple syrup, or whipped cream on top.

Make Ahead and Freezing Instructions:
To Make Ahead: Make the French Toast Casserole a day ahead, stored in the fridge.
To Freeze: Cover assembled casserole tightly with plastic wrap and aluminum foil and freeze for up to 2 months. Thaw overnight in the refrigerator before baking.
More French Toast Recipes:
- Hawaiian French Toast Casserole
- Crunchy French Toast
- French Toast Roll-Ups
- Air Fryer French Toast
- Eggnog French Toast
- Pumpkin French Toast
- Classic French Toast
- Brioche French Toast
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Recipe

Overnight French Toast Casserole
Equipment
- Pastry Blender , optional
Ingredients
- 1 pound loaf of brioche, challah, french bread, or white bread
- 8 large eggs
- 1 cup heavy cream
- 2 cups milk
- 1/4 cup light brown sugar
- 2 teaspoons ground cinnamon
- 1/2 teaspoon kosher salt
- 1 Tablespoon vanilla extract
For the Topping:
- 3 Tablespoons light brown sugar , packed
- 3 Tablespoons granulated sugar
- 1 teaspoon ground cinnamon
- 1/4 teaspoon ground nutmeg
- 2 Tablespoons cold butter , cut into pieces
Instructions
- Grease a 9×13" baking dish. Cut bread into 1 inch chunks and place in pan.
- Assemble: Whisk eggs in a large mixing bowl. Add cream, milk, brown sugar, cinnamon, salt and vanilla and mix well. Pour evenly over the bread cubes and toss gently to combine. Spread into an even layer in the pan. Refrigerate overnight.
- Topping: Add brown sugar, white sugar, cinnamon and nutmeg to a bowl and stir to combine. Add butter and use a pastry blender or your hands to combine until crumbly. Cover and refrigerate until morning.
- Bake: Preheat oven to 350 degrees F (180 degrees C). Uncover french toast pan and sprinkle the topping evenly over top. Bake for 45-50 minutes or until top is golden and casserole is set.
- Allow french toast to cool for at least 10 minutes before serving. Top with homemade syrup , berries, whipped cream, or any other toppings you'd like.
Notes
Nutrition
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*I originally shared this recipe in June 2014. Updated December 2018, March 2023 and March 2025.
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made this for easter! awesome for a relaxed morning when you make it the night before. mm mm mm yumma yumma yumma
I LOVE this recipe for brunches! Done multiple times for different brunch potlucks and thought I ought to rate it 🙂 Everyone loves it and I always get people asking for the recipe. Only mod I do is that I add nutmeg to the egg/milk mix as well as in the crumb topping. Thank you for the amazing recipe!
Was beautiful when I took it out of the oven. Baked it for the full 50 minutes and it was definitely set but within 1 minute of coming out of the oven it completely deflated and fell. Now it looks rediculous. 🙁
I made this for a ‘breakfast for lunch’ potluck at work. It was a huge hit and my friend, who is notoriously picky about food, confided that she had thought she wouldn’t like it when I offered to bring it earlier I the week. She said it was delicious and that she was going to make it for her husband!
I followed the recipe exactly but added a step of drying out the bread cubes in a 200 degree oven. So easy and delicious!
Made this a few times, it’s a favorite. Everyone that has tried it loves it, it’s been described as decadent!!
I think this is wonderful as is butter I used kings Hawaiian rolls as the base and think it was even better. Thanks for the recipe
Made it for my staff today. Rave reviews. Love the topping as it gives a nice crunch. Nothing was changed in the recipe, just made it as is.
Should this be baked the whole time uncovered? Or covered?
I’ve made this recipe several times and it is always a big hit with family and friends. I sometimes add more topping so that each piece is crunchy and sweet.
I’ve made this three times now and we love it!! So, the first time I made it I read the topping ingredients wrong and had added 4 tablespoons of butter before realizing my mistake…..so instead of letting it be a mistake I doubled the rest of the topping ingredients. My husband has decided that’s the correct amount of topping so that’s the way I’ve made it every time. I also used Hawaiian dinner rolls, we had quite a few left over from Christmas and I looked for a french toast casserole to use them in and this is the one I decided on!! Love love love it!
It’s baking now and smells delicious. Can I individually freeze portions to be reheated for quick breakfast during the school/work week?
Yes, I think that would work fine!