French Toast Casserole Recipe – Easy Make-Ahead Breakfast

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 When you want French toast without standing over a skillet flipping slice after slice, French Toast Casserole is the answer.

Chunks of bread soak up a rich cinnamon-vanilla custard before baking until the center is soft and creamy while the top becomes golden and slightly crisp.

It's especially good for weekend brunches, Christmas morning, Mother's Day, Easter, and family breakfasts because most of the work can be done ahead of time.

Why You'll Love It

  • Easy make-ahead breakfast
  • No individual slices to fry
  • Warm cinnamon-vanilla flavor
  • Golden, slightly crisp top
  • Soft custardy center
  • Perfect for holidays and brunch
  • Feeds a crowd
  • Can be prepared the night before

About the Recipe

The secret to excellent French Toast Casserole is giving the bread enough time to absorb the custard.

Day-old bread works particularly well because it can soak up the egg mixture without becoming completely mushy.

A little brown sugar and cinnamon create a beautiful caramelized surface while vanilla adds that classic French-toast flavor.

Recipe Information

Cuisine: American
Course: Breakfast / Brunch
Difficulty: Easy
Prep Time: 20 minutes
Chill Time: 2–12 hours
Bake Time: 45–50 minutes
Total Time: About 3 hours, including chilling
Servings: 10–12

Ingredients

For the Casserole

  • 1 large loaf brioche, challah, or French bread, cut into 1-inch cubes
  • 8 large eggs
  • 2 cups whole milk
  • 1 cup heavy cream
  • ½ cup granulated sugar
  • 2 tablespoons pure vanilla extract
  • 2 teaspoons ground cinnamon
  • ¼ teaspoon ground nutmeg
  • ¼ teaspoon salt

For the Brown Sugar Topping

  • ½ cup packed brown sugar
  • ½ cup all-purpose flour
  • ½ teaspoon ground cinnamon
  • ¼ teaspoon salt
  • 6 tablespoons unsalted butter, cold and cubed
  • ½ cup chopped pecans, optional

For Serving

  • Powdered sugar
  • Maple syrup
  • Fresh berries
  • Whipped cream
  • Fresh fruit

Equipment

  • 9 × 13-inch baking dish
  • Large mixing bowl
  • Whisk
  • Cutting board
  • Serrated bread knife
  • Measuring cups and spoons
  • Pastry cutter or fork
  • Aluminum foil

Step-by-Step Instructions

1. Prepare the Bread

Cut the bread into approximately 1-inch cubes.

If your bread is fresh, spread the cubes on a baking sheet and let them sit uncovered for several hours, or lightly toast them in a 300°F (150°C) oven for about 10 minutes.

Allow them to cool.

2. Prepare the Custard

In a large bowl, whisk together:

  • Eggs
  • Milk
  • Heavy cream
  • Granulated sugar
  • Vanilla
  • Cinnamon
  • Nutmeg
  • Salt

Whisk until completely combined.

3. Assemble the Casserole

Lightly grease a 9 × 13-inch baking dish.

Add the bread cubes.

Pour the custard evenly over the bread.

Gently press the bread down with a spatula or clean hands so the pieces can absorb the custard.

4. Refrigerate

Cover the casserole tightly.

Refrigerate for at least 2 hours, although overnight is even better.

This gives the bread plenty of time to absorb the custard.

5. Make the Topping

In a medium bowl, combine:

  • Brown sugar
  • Flour
  • Cinnamon
  • Salt

Add the cold butter.

Use a pastry cutter, fork, or fingertips to work the butter into the mixture until coarse crumbs form.

Stir in the pecans if using.

Cover and refrigerate until you're ready to bake.

6. Preheat the Oven

When ready to bake, preheat your oven to:

350°F (175°C).

Remove the casserole from the refrigerator and let it sit at room temperature for approximately 15–20 minutes while the oven heats.

7. Add the Topping

Sprinkle the brown sugar crumble evenly across the top of the casserole.

8. Bake

Cover loosely with aluminum foil.

Bake for 25 minutes.

Remove the foil and continue baking for another 20–25 minutes, until:

  • The top is golden
  • The center is set
  • The edges are slightly crisp
  • The casserole is heated through

9. Rest

Remove from the oven and allow it to rest for approximately 10 minutes before serving.

10. Serve

Dust with powdered sugar.

Serve warm with:

  • Maple syrup
  • Fresh berries
  • Whipped cream
  • Sliced bananas
  • Fresh fruit

Chef's Tips

Use sturdy bread

Brioche, challah, French bread, and thick Texas toast all work beautifully.

Day-old bread is your friend

Slightly stale bread absorbs the custard without falling apart.

Don't rush the soaking time

Overnight refrigeration produces an especially rich and evenly flavored casserole.

Don't drown it

Make sure the custard is evenly distributed rather than pooling heavily in one area.

Watch the top

If the topping begins browning too quickly, loosely cover the casserole with foil.

Variations

Blueberry French Toast Casserole

Add 1½ cups fresh or frozen blueberries between the bread layers.

Apple Cinnamon French Toast

Add 1–2 cups thinly sliced apples and an extra ½ teaspoon cinnamon.

Strawberry Cream French Toast

Add sliced strawberries and serve with whipped cream.

Banana Pecan French Toast

Add sliced bananas and chopped pecans.

Orange Vanilla French Toast

Add 1 tablespoon fresh orange zest to the custard.

Pumpkin Spice French Toast

Add 1 teaspoon pumpkin pie spice to the custard and serve with maple syrup.

Chocolate Chip French Toast

Scatter ½–1 cup semisweet chocolate chips throughout the bread before adding the custard.

Storage

Refrigerate leftovers in an airtight container for up to 4 days.

Reheat individual portions in the microwave or warm larger portions in a 300°F (150°C) oven.

Freezing

Allow the baked casserole to cool completely.

Wrap tightly and freeze for up to 2 months.

For best texture, thaw overnight in the refrigerator before reheating.

FAQs

Can I make French Toast Casserole the night before?

Yes. That's one of the biggest advantages of this recipe. Assemble the casserole, cover it, and refrigerate overnight.

What bread is best for French Toast Casserole?

Brioche and challah are excellent choices because they're rich and sturdy, but French bread and thick-cut white bread also work.

Can I use regular sandwich bread?

Yes, but choose thick slices and avoid soaking them excessively.

Why is my French Toast Casserole soggy?

The bread may have been too fresh, the custard may have been excessive, or the casserole may have needed additional baking time.

Can I make it without heavy cream?

Yes. Replace the heavy cream with additional whole milk for a lighter version.

Can I add fruit?

Absolutely. Blueberries, strawberries, apples, bananas, and peaches all work well.

Nutrition

Approximate per serving:

  • Calories: 470
  • Protein: 12 g
  • Carbohydrates: 53 g
  • Fat: 24 g
  • Saturated Fat: 12 g
  • Fiber: 2 g
  • Sugar: 25 g
  • Sodium: 430 mg

Nutrition information is an estimate and varies according to ingredients, brands, and serving size.

Serving Suggestions

For a beautiful brunch spread, serve the casserole alongside:

  • Fresh berries
  • Seasonal fruit
  • Crispy bacon
  • Breakfast sausage
  • Greek yogurt
  • Fresh coffee
  • Orange juice

For the Pinterest-worthy version:

French Toast Casserole + powdered sugar + berries + maple syrup.

That plate practically begs to be photographed.

Final Thoughts

French Toast Casserole finishes our five-recipe batch with a strong breakfast/brunch recipe that has several traffic opportunities throughout the year.

It's especially valuable because the same recipe can be marketed around Christmas breakfast, Easter brunch, Mother's Day, weekend brunch, make-ahead breakfasts, and family gatherings rather than relying on a single season.

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