French Toast Casserole

A slice of French Toast Casserole shows golden bread cubes soaked in custard, topped with gooey brown sugar and pecans. Save
A slice of French Toast Casserole shows golden bread cubes soaked in custard, topped with gooey brown sugar and pecans. | homecookledger.com

This comforting baked breakfast brings together fluffy brioche bread cubes soaked in a rich vanilla-cinnamon custard. The dish develops deep flavor when refrigerated overnight, allowing the bread to fully absorb the creamy mixture. A sweet brown sugar and cinnamon topping creates a delightful crunch while chopped pecans add nutty richness throughout.

Perfect for busy mornings or weekend brunch, this make-ahead dish serves eight generously and requires just 15 minutes of active prep time. The result is a warm, golden casserole with a custardy interior and crisp, caramelized topping that pairs beautifully with maple syrup or fresh berries.

The smell of cinnamon and vanilla wafting through the house on a lazy Sunday morning still takes me back to my tiny first apartment. I had friends coming over for brunch and zero idea what to make, so I threw together whatever bread and dairy I had in the fridge. That makeshift casserole saved the day, and somehow it is become the one dish everyone actually requests now.

Last Christmas I made this for my family, and my dad who usually sticks to his boring eggs asked for the recipe before he even finished his first bite. Something about that golden crispy topping with the soft custard underneath just hits different when you are feeding people you love.

Ingredients

  • Brioche or challah bread: These rich eggy breads soak up the custard beautifully and stay fluffy instead of turning mushy
  • Large eggs: Room temperature eggs incorporate better into the custard mixture
  • Whole milk and heavy cream: The combination creates that velvety restaurant texture without being too heavy
  • Granulated sugar: Sweetens the custard just enough to balance the spices
  • Vanilla extract: Pure vanilla makes a noticeable difference here
  • Ground cinnamon and nutmeg: Classic warm spices that make the house smell incredible
  • Unsalted butter: Melts into that crumbly brown sugar topping
  • Brown sugar: Creates a crispy caramelized layer on top
  • Chopped pecans or walnuts: Optional but adds such a nice crunch contrast

Instructions

Prep your baking dish:
Butter a 9x13 inch baking dish thoroughly so nothing sticks later
Arrange the bread:
Spread your bread cubes evenly across the dish, filling it to the top
Make the custard:
Whisk together eggs, milk, cream, sugar, vanilla, cinnamon, nutmeg, and salt until completely smooth
Soak the bread:
Pour that custard right over the bread and press down gently so every cube absorbs the liquid
Mix the topping:
Combine melted butter, brown sugar, cinnamon, and nuts in a small bowl
Add the crunch:
Sprinkle that sweet topping all over the soaked bread
Let it rest:
Cover with foil and refrigerate at least 2 hours or overnight
Bake covered:
Preheat oven to 350°F, then bake covered for 30 minutes
Finish golden:
Uncover and bake 15 more minutes until the top is caramelized and the custard is set
Rest before serving:
Let it cool 10 minutes so the custard firms up slightly
A close-up of French Toast Casserole reveals fluffy, baked bread in cinnamon-vanilla custard, ready to serve with maple syrup. Save
A close-up of French Toast Casserole reveals fluffy, baked bread in cinnamon-vanilla custard, ready to serve with maple syrup. | homecookledger.com

This recipe has become my go-to for those mornings when I want to feed people something special but do not want to be stuck in the kitchen. Watching everyone dig in while I sip my coffee, knowing it all came together the night before, never gets old.

Make It Your Own

I have learned that adding fresh blueberries or sliced bananas between the bread layers before pouring the custard creates these little pockets of fruit that burst when you bite into them. Sometimes I throw in a handful of chocolate chips when I am feeling extra indulgent.

Timing Is Everything

The refrigerator time is not optional here. Those hours let the bread really drink up all that spiced custard so every bite is perfectly moist and flavorful. I usually prep it after dinner, then just pop it in the oven while the coffee brews the next morning.

Serving Suggestions

Maple syrup is classic, but a dollop of Greek yogurt on top adds a nice tangy contrast. Fresh berries, a dusting of powdered sugar, or even a side of crispy bacon all work beautifully.

  • Warm leftovers in the microwave for 30 seconds
  • Extra portions freeze well for up to a month
  • Cut into squares before freezing for easy reheating
In a white baking dish, French Toast Casserole displays bubbly caramelized topping, a perfect make-ahead brunch for a crowd. Save
In a white baking dish, French Toast Casserole displays bubbly caramelized topping, a perfect make-ahead brunch for a crowd. | homecookledger.com

There is something so satisfying about turning simple ingredients into a dish that makes people feel taken care of. This casserole does exactly that every single time.

Recipe FAQs

Brioche or challah bread works exceptionally well due to their rich, eggy texture and ability to absorb custard without becoming mushy. Stale bread, ideally one to two days old, absorbs the liquid better and yields a superior final texture.

Absolutely. Refrigerating overnight actually improves the dish as the bread fully absorbs the custard mixture. Simply cover tightly with foil and bake the next morning, letting it sit at room temperature while the oven preheats.

The casserole is ready when the top is golden brown and slightly crisp, while the custard is set but still moist. A knife inserted near the center should come out clean, not liquidy. The internal temperature should reach 160°F.

Yes, substitute whole milk and heavy cream with your favorite plant-based alternatives like oat or almond milk. Use vegan butter in place of dairy butter for both greasing the dish and the topping mixture.

Warm maple syrup, fresh berries, sliced bananas, or a dusting of powdered sugar all work beautifully. For extra indulgence, serve with a dollop of whipped cream or Greek yogurt on the side.

French Toast Casserole

Warm, comforting baked dish featuring fluffy bread cubes in a cinnamon-vanilla custard with sweet nutty topping.

Prep 15m
Cook 45m
Total 60m
Servings 8
Difficulty Easy

Ingredients

Bread

  • 1 loaf (about 1 lb) brioche or challah bread, cut into 1-inch cubes

Custard

  • 6 large eggs
  • 2 cups whole milk
  • 1/2 cup heavy cream
  • 1/2 cup granulated sugar
  • 2 tsp vanilla extract
  • 1 1/2 tsp ground cinnamon
  • 1/4 tsp ground nutmeg
  • 1/4 tsp salt

Topping

  • 1/2 cup unsalted butter, melted
  • 1/2 cup brown sugar, packed
  • 1 tsp ground cinnamon
  • 1/2 cup chopped pecans or walnuts (optional)

Instructions

1
Prepare the Baking Dish: Grease a 9x13 inch baking dish with butter or nonstick spray. Arrange the bread cubes evenly in the dish.
2
Make the Custard Mixture: In a large bowl, whisk together eggs, milk, heavy cream, sugar, vanilla, cinnamon, nutmeg, and salt until smooth.
3
Combine Bread and Custard: Pour the custard mixture evenly over the bread cubes, gently pressing the bread down to help it absorb the liquid.
4
Prepare the Topping: In a small bowl, mix together melted butter, brown sugar, and cinnamon. Stir in nuts if using.
5
Add the Topping: Sprinkle the topping evenly over the casserole.
6
Refrigerate: Cover the dish with foil and refrigerate for at least 2 hours, or overnight for best results.
7
Preheat Oven: Preheat the oven to 350°F. Remove the casserole from the refrigerator and let it sit at room temperature while the oven preheats.
8
Bake Covered: Bake covered for 30 minutes.
9
Finish Baking: Uncover and bake for an additional 15 minutes, until the top is golden and the custard is set.
10
Rest and Serve: Let cool for 10 minutes before serving. Serve warm, optionally with maple syrup or fresh berries.
Additional Information

Equipment Needed

  • Large mixing bowl
  • Whisk
  • 9x13 inch baking dish
  • Small bowl
  • Aluminum foil

Nutrition (Per Serving)

Calories 390
Protein 10g
Carbs 43g
Fat 20g

Allergy Information

  • Contains: Eggs, Milk (Dairy), Wheat (Gluten), Tree Nuts (if using pecans or walnuts).
  • Always check ingredient labels for potential allergens.
Meredith Sloan

Passionate home cook sharing simple, family-friendly recipes and practical kitchen tips.