French Toast Warm Casserole

Featured in: Warm Bakes

This breakfast casserole combines cubed day-old bread soaked in a rich custard of eggs, milk, cream, vanilla, and cinnamon. After refrigerating to absorb flavors, it's topped with a buttery, cinnamon brown sugar drizzle and baked until golden and set. Perfectly warm and comforting, it pairs beautifully with fresh berries or maple syrup for a satisfying start to your day.

Updated on Tue, 18 Nov 2025 13:50:00 GMT
Golden French Toast Bake, a comforting breakfast casserole, baked until browned and bubbly, perfect for sharing. Save
Golden French Toast Bake, a comforting breakfast casserole, baked until browned and bubbly, perfect for sharing. | moonthyme.com

A warm, comforting breakfast casserole featuring custardy day-old bread, baked to golden perfection with hints of cinnamon and vanilla.

The first time I made French Toast Bake, the aroma filled the house and everyone woke up excited to dig in. It quickly became our go-to dish for holiday mornings and cozy weekends.

Ingredients

  • Bread: 1 loaf (about 400 g) day-old bread (such as brioche or challah), cut into 2.5 cm (1-inch) cubes
  • Custard: 6 large eggs, 500 ml (2 cups) whole milk, 120 ml (1/2 cup) heavy cream, 100 g (1/2 cup) granulated sugar, 2 tsp pure vanilla extract, 1 tsp ground cinnamon, 1/4 tsp salt
  • Topping: 2 tbsp unsalted butter melted, 2 tbsp brown sugar, 1/2 tsp ground cinnamon

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Instructions

Prepare dish:
Grease a 23 x 33 cm (9 x 13 inch) baking dish with butter or cooking spray. Spread the bread cubes evenly in the dish.
Make custard:
In a large bowl, whisk together eggs, milk, heavy cream, sugar, vanilla extract, cinnamon, and salt until fully combined.
Soak bread:
Pour the custard mixture evenly over the bread cubes, pressing gently to ensure all pieces are soaked.
Create topping:
In a small bowl, mix melted butter, brown sugar, and cinnamon. Drizzle this mixture over the top of the casserole.
Chill:
Cover and refrigerate for at least 30 minutes, or overnight for best results.
Preheat oven:
Preheat oven to 175°C (350°F). Remove the dish from the refrigerator and let sit at room temperature while the oven heats.
Bake:
Bake uncovered for 35 to 40 minutes, or until the top is golden brown and the custard is set.
Serve:
Let cool for 5 minutes before serving. Serve warm, optionally with maple syrup, fresh berries, or powdered sugar.
Warm, cinnamon-kissed French Toast Bake, ready to serve with fresh berries and maple syrup after baking. Save
Warm, cinnamon-kissed French Toast Bake, ready to serve with fresh berries and maple syrup after baking. | moonthyme.com

I made this French Toast Bake with my kids and they loved mixing the custard and sprinkling cinnamon over the bread. It was a fun family moment from start to finish.

Pairing Suggestions

This dish pairs beautifully with fresh berries, breakfast sausages, or a simple fruit salad to balance every bite.

Storage Tips

Leftovers can be stored in an airtight container in the refrigerator for up to 3 days. Reheat in the oven for best flavor and texture.

Nutrition Information

Each serving contains about 320 calories, 13 g total fat, 40 g carbohydrates, and 10 g protein.

Enjoy this easy homemade French Toast Bake, with a golden crust and custardy center, ideal for weekend brunch. Save
Enjoy this easy homemade French Toast Bake, with a golden crust and custardy center, ideal for weekend brunch. | moonthyme.com

This French Toast Bake is a family favorite that brings comfort and warmth to any breakfast table. It is perfect for sharing on weekends and celebrations.

Recipe FAQ

→ Can I use fresh bread instead of day-old?

Day-old bread works best as it absorbs the custard without becoming too soggy, but slightly stale fresh bread can also be used.

→ How long should the casserole soak before baking?

Refrigerating for at least 30 minutes helps the custard fully soak into the bread; overnight soaking yields the best texture.

→ What bread types are ideal for this dish?

Rich breads like brioche or challah provide a tender crumb and absorb custard nicely, enhancing flavor and texture.

→ Can I add nuts to the topping?

Yes, adding pecans or walnuts gives a pleasant crunch and nutty contrast to the soft custard and sweet topping.

→ Are dairy-free alternatives suitable?

Using plant-based milk and cream alternatives works well, though it may slightly alter taste and texture.

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French Toast Warm Casserole

Custardy baked bread casserole with cinnamon, vanilla, and a buttery brown sugar topping.

Prep Time
15 min
Time to Cook
40 min
Total Duration
55 min
Created by Lydia Brooks

Type Warm Bakes

Skill Level Easy

Cuisine American

Portions 6 Serving Size

Diet Info Vegetarian Friendly

What You'll Need

Bread

01 1 loaf day-old brioche or challah bread, cut into 1-inch cubes

Custard

01 6 large eggs
02 2 cups whole milk
03 1/2 cup heavy cream
04 1/2 cup granulated sugar
05 2 teaspoons pure vanilla extract
06 1 teaspoon ground cinnamon
07 1/4 teaspoon salt

Topping

01 2 tablespoons unsalted butter, melted
02 2 tablespoons brown sugar
03 1/2 teaspoon ground cinnamon

How to Make It

Step 01

Prepare Baking Dish and Bread: Grease a 9 x 13 inch baking dish with butter or cooking spray. Spread the bread cubes evenly in the dish.

Step 02

Mix Custard: In a large bowl, whisk together eggs, whole milk, heavy cream, granulated sugar, vanilla extract, cinnamon, and salt until fully combined.

Step 03

Combine Bread and Custard: Pour the custard mixture evenly over the bread cubes, pressing gently to ensure all pieces are soaked.

Step 04

Prepare Topping: In a small bowl, combine melted butter, brown sugar, and cinnamon. Drizzle this mixture over the top evenly.

Step 05

Chill: Cover and refrigerate for at least 30 minutes, or overnight for optimal custard absorption.

Step 06

Preheat Oven and Rest Dish: Preheat oven to 350°F. Remove the dish from the refrigerator and allow it to come to room temperature while the oven heats.

Step 07

Bake: Bake uncovered for 35 to 40 minutes, until the top is golden brown and custard is set.

Step 08

Cool and Serve: Let the casserole cool for 5 minutes before serving. Serve warm, optionally with maple syrup, fresh berries, or powdered sugar.

Tools Needed

  • 9 x 13 inch baking dish
  • Mixing bowls
  • Whisk
  • Measuring cups and spoons

Allergen Details

Review every ingredient for allergens and ask a medical professional when unsure.
  • Contains eggs, dairy, and gluten.
  • Verify bread ingredients if allergies are a concern.

Nutrition Details (each serving)

These details are for reference only, and shouldn't replace healthcare advice.
  • Energy: 320
  • Fats: 13 g
  • Carbohydrates: 40 g
  • Proteins: 10 g

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