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Blueberry French Toast Casserole

Category: Start Your Day Deliciously

This dish features soft French bread cubes layered with a smooth cream cheese and blueberry blend. A fragrant egg mixture infused with cinnamon, nutmeg, and vanilla is poured over and allowed to soak overnight, producing a rich, custardy texture. Baked until golden and bubbling, it offers a delightful balance of fresh blueberries, warm spices, and creamy richness—ideal for a cozy brunch or special breakfast gathering.

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Breanna smiling at the camera.
Created By Breanna
Last updated on Wed, 11 Mar 2026 21:08:23 GMT
A white bowl filled with a blueberry French toast casserole. Save
A white bowl filled with a blueberry French toast casserole. | foodiffy.com

This blueberry French toast casserole is my favorite for weekend breakfasts when I have time to let it soak overnight. The creamy cheese and fresh blueberries make it feel special without a lot of fuss.

I first made this after a friend shared the recipe and it quickly became a tradition for Sunday brunch at home. Everyone loves how the cream cheese layer melts into the bread.

Ingredients

  • Blueberries: add juicy fresh flavor choose firm ripe berries for best texture
  • Cream cheese: adds richness and tang opt for full fat for a creamy texture
  • Powdered sugar: sweetens the cream cheese smoothly avoid granulated sugar here
  • Vanilla extract: enhances all elements split for cream cheese mixture and custard
  • Whole milk: recommended for richness but any milk works
  • Day old French bread: soaks custard without getting mushy choose a sturdy loaf if possible
  • Eggs: bind custard and add fluffy texture
  • Cinnamon and nutmeg: add warm spice aromas use freshly ground if available

Instructions

Build The Cream Cheese Layer:
Combine softened cream cheese powdered sugar milk and 1/2 the vanilla extract until completely smooth. Gently fold in the blueberries to keep them whole as much as possible. This mixture adds a luscious creamy layer that contrasts with the bread.
Layer The Bread:
Spread half the cubed French bread into your baking dish then dollop and spread the cream cheese mixture evenly over. Top with remaining bread cubes. Using day-old bread here helps absorb the custard without disintegrating.
Prepare The Custard:
Whisk together eggs milk cinnamon nutmeg and remaining vanilla extract until fully combined. Pour this evenly over the bread layers making sure the liquid saturates all the bread pieces. Sprinkle the extra blueberries on top to add some fruit bursts during baking.
Refrigerate Overnight:
Cover the casserole with foil or a lid and refrigerate for at least eight hours. This slow soak allows the bread to take in the custard flavor fully resulting in a tender soft texture after baking.
Bake The Casserole:
Preheat oven to 375 degrees Fahrenheit. Bake the casserole covered for 45 minutes to set the custard then uncover and continue baking for about 30 minutes until the top is set and lightly golden brown. Let it cool slightly before serving to firm up.
A white bowl filled with a blueberry French toast casserole.
A white bowl filled with a blueberry French toast casserole. | foodiffy.com

Blueberries are my favorite ingredient here because they add just the right pop of freshness amid sweet rich custard. Our family always remembers sharing this casserole on cozy weekend mornings with freshly brewed coffee nearby.

Storage Tips

Store leftovers tightly covered in the refrigerator for up to three days. Reheat gently in the microwave or oven to avoid drying out. This casserole also freezes well if wrapped and placed in an airtight container.

Ingredient Swaps

You can substitute cream cheese with mascarpone or ricotta for variations in creaminess. If gluten is a concern use a sturdy gluten-free bread loaf. Non-dairy milk can replace regular milk though the richness varies.

Serving Ideas

Serve warm topped with a drizzle of maple syrup or a dusting of powdered sugar. Fresh mint or a dollop of whipped cream adds a nice touch. Pair with crispy bacon or sausage for a savory counterpoint.

A white bowl filled with blueberry French toast casserole.
A white bowl filled with blueberry French toast casserole. | foodiffy.com

This casserole is a delightful treat perfect for relaxing weekend mornings. Its make-ahead nature lets you enjoy a stress-free brunch with family.

Frequently Asked Recipe Questions

→ Can I use different berries instead of blueberries?

Yes, fresh or frozen raspberries, blackberries, or strawberries can be substituted for a unique fruity twist.

→ What type of bread works best for this dish?

Day-old French bread is preferred for its sturdy texture that soaks up the custard well without becoming mushy.

→ How long should I refrigerate before baking?

Refrigerating for at least 8 hours or overnight allows the bread to absorb the custard fully, enhancing the texture.

→ Is whole milk necessary for the custard?

Whole milk adds richness and creaminess, but you can use any milk type depending on your preference.

→ Can I prepare this ahead of time for guests?

Absolutely, assembling the layers and custard the night before helps save time and improves flavor melding.

Blueberry French Toast Casserole

Cubed French bread layered with creamy blueberry mixture and spiced egg soak creates a warm, comforting dish.

Preparation Time
60 mins
Time to Cook
75 mins
Overall Time
135 mins
Created By: Breanna

Type of Recipe: Breakfast & Brunch

Cooking Difficulty: Intermediate Skill Needed

Cultural Origin: American

Portion Size: 8 Number of Servings

Dietary Options: Good for Vegetarians

Ingredients Required

→ Cream Cheese Mixture

01 240 ml blueberries
02 227 g cream cheese, softened
03 120 g powdered sugar
04 15 ml vanilla extract, divided
05 30 ml whole milk

→ Bread Layers

06 2 loaves cubed French bread, day-old preferred

→ Egg Mixture

07 240 ml blueberries
08 1 tsp ground cinnamon
09 480 ml milk (any type, whole milk preferred)
10 8 large eggs
11 ½ tsp ground nutmeg
12 remaining 15 ml vanilla extract

Guide to Cooking

Step 01

In a bowl, blend softened cream cheese, powdered sugar, whole milk, and half of the vanilla extract until smooth. Fold in blueberries gently to avoid breaking them.

Step 02

Place half of the bread cubes in a greased baking dish. Evenly spread the cream cheese mixture over the bread, then top with the remaining bread cubes.

Step 03

Whisk together milk, eggs, the remaining vanilla extract, cinnamon, and nutmeg. Pour this mixture over the layered bread and cream cheese. Sprinkle the egg mixture layer with the remaining blueberries. Cover and refrigerate for 8 hours or overnight for optimal absorption.

Step 04

Set oven temperature to 190°C and prepare for baking.

Step 05

Bake the casserole covered with foil for 45 minutes to gently cook through.

Step 06

Remove the foil and continue baking until the custard is set and the top is lightly browned, approximately 30 minutes.

Step 07

Allow the casserole to cool slightly before slicing and serving to retain structure and flavor.

Extra Suggestions

  1. Day-old French bread absorbs the custard better, resulting in a moist and flavorful texture.

Necessary Equipment

  • Mixing bowls
  • Whisk
  • 9x13 inch baking dish
  • Aluminum foil

Allergen Info

Always check ingredient labels for allergens, and talk to a health expert if you’re unsure.
  • Contains dairy and eggs
  • May contain gluten

Nutritional Info (Per Serving)

Nutrition facts are for general information and shouldn’t replace professional health advice.
  • Energy (Calories): 350
  • Fats: 14 g
  • Carbohydrates: 45 g
  • Protein: 9 g