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This almond French toast casserole is total brunch bliss! Inspired by the irresistible flavors of an almond croissant, it’s buttery, almond-kissed, and baked to golden perfection. With super easy steps and simple ingredients, you can guarantee this French toast bake will satisfy a hungry crowd.

Almond French toast casserole bake.
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Breakfast for a crowd doesn’t have to be stressful (yep, bold claim, but stay with me). This baked French toast casserole is here to back me up! Picture all the nutty, buttery deliciousness of a bakery-style almond croissant but in a crowd-pleasing, easy-to-serve casserole form.

And here’s the kicker: overnight prep! Just assemble it before bed, pop it in the oven in the morning, and let the magic happen. It’s practically made for lazy Sunday mornings or hosting guests without breaking a sweat.

Fall in Love with Brunch Again

  • Perfect For A Crowd: Preparing a big batch is a breeze, making it ideal for brunches, holiday breakfasts, or any time you’re playing host.
  • Bring The Bakery Home: The combo of almond paste, extract, and sliced almonds brings a mouthwatering twist to classic French toast.
  • Foolproof: With easy step-by-step photos and pantry staples, even beginner cooks can ace this French toast bake!
Almond French toast casserole bake on a serving plate.

Grab These Ingredients

Great news! All the ingredients in this almond French toast casserole are either pantry staples or easy to find. Jump down to the recipe card for exact measurements.

  • Bread: Sourdough provides a hearty yet tender texture that perfectly soaks up the egg mixture. To prevent a soggy casserole, you’ll want to use stale bread here (about 1-2 days old).
  • Almond Paste: We’ll use almond paste to add a sweet, nutty flavor that makes the recipe taste exactly like almond croissant French toast.
  • Custard: To keep the casserole moist and creamy, we’ll combine eggs, whole milk, brown sugar, cinnamon, and almond extract (the secret to that bakery-style almond flavor).
  • Crumble Topping: Last but not least, top this casserole off with a crumble topping made of all-purpose flour, brown sugar, butter (make sure it’s cold!), extra almond paste, and sliced almonds.

Go Dairy-Free

To make this casserole dairy-free, you can swap the whole milk in the egg mixture for any plant milk. I’m all for oat milk or soy milk, but to kick the nutty flavor up a notch, I recommend trying an almond milk French toast casserole!

For the best results, use plain, unsweetened almond milk, which keeps the sweetness and flavors balanced. Also, swap the butter in the crumble topping for a dairy-free butter alternative (just make sure it’s nice and cold!).

Making This Is So Easy

Trust me, the hardest part about this French toast casserole is waiting for it to bake while your kitchen fills with the aroma of almond croissants! This is just an overview. For the full printable recipe, jump to the recipe card.

  1. Cube the bread and toss the cubes with almond paste in a casserole dish.
  2. Whisk the custard and pour it over the bread. Cover and chill!
  3. Mix the crumble ingredients until you get coarse crumbs. Stir in almond paste and sliced almonds, then sprinkle the topping over the casserole.
  4. Bake your French toast casserole until firm. Serve it warm with powdered sugar and maple syrup!

Quick-Dry Your Bread

I can’t stress enough the importance of using stale sourdough bread! Fresh bread will leave you with a mushy casserole. If your bread isn’t stale, quickly dry it out by cutting it into cubes and baking it at 300°F for 10-15 minutes.

Got Leftovers?

Any leftovers can be stored in an airtight container in the fridge for up to 3 days. Reheat individual portions in the oven or microwave for convenient grab-and-go breakfasts all week long.

You can also freeze this casserole! Let it cool completely, wrap it tightly in plastic wrap and foil, and freeze for up to 2 months. Then, thaw overnight in the fridge and reheat in the oven until warm again.

Almond French toast casserole bake.
 If your French toast casserole darkens too quickly before finishing, loosely cover it in foil for the remaining cooking time!

Make a Brunch Spread

What’s better than one brunch dish? A whole smorgasbord of them! Pair your almond French toast bake with one (or all) of these mouthwatering ideas.

Almond French Toast Casserole

5 from 2 ratings
Prep: 10 minutes
Cook: 45 minutes
Chill Time: 3 hours
Total: 3 hours 55 minutes
Servings: 8 servings
This almond French toast casserole is total brunch bliss! Inspired by the irresistible flavors of an almond croissant, it’s buttery, almond-kissed, and baked to golden perfection. With super easy steps and simple ingredients, you can guarantee this French toast bake will satisfy a hungry crowd.

Ingredients 

  • 1 loaf sourdough, about 1½ lbs, stale is best
  • ½ to 1 cup crumbled almond paste, click for homemade version

Egg Mixture

  • 8 large eggs
  • 2 cups whole milk, 475 mL
  • ½ cup brown sugar, 100 g
  • 1 tsp almond extract, 5 mL
  • ½ tsp ground cinnamon

Crumble

  • ¼ cup all-purpose flour, 30 g
  • ¼ cup brown sugar, 50 g
  • ¼ cup cold unsalted butter, 56 g
  • ¼ cup almond paste, click for homemade version
  • ¼ cup sliced almonds
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Instructions 

  • Prep Bread: Cut 1 loaf sourdough into 1-inch cubes. Spray a 9×13-inch (or similar) casserole dish with cooking spray, then add half of the bread into the dish.
    Sprinkled ½ to 1 cup crumbled almond paste over the bread so each bite of casserole gets a little almond paste. Top with remaining bread.
    Bread cubes in a casserole dish.
  • Egg Mixture: Whisk together 8 large eggs, 2 cups whole milk, ½ cup brown sugar, 1 tsp almond extract, and ½ tsp ground cinnamon.
    Pour egg mixture evenly over the bread, ensuring every piece gets coated in egg. Cover with foil or plastic wrap and refrigerate for at least 3 hours (or overnight).
    Whisking egg for French toast casserole.
  • Crumble: While casserole chills in the fridge, stir together ¼ cup all-purpose flour and ¼ cup brown sugar. Cut ¼ cup cold unsalted butter into small cubes, then use forks or a pastry cutter to work the butter into the flour mixture until it forms course crumbs. Stir in ¼ cup almond paste and ¼ cup sliced almonds.
    Sprinkle almond crumb mixture evenly over the casserole.
    Uncooked french toast casserole.
  • Bake: Take casserole out of the fridge while preheating the oven to 350°F (176°C). Cook French toast casserole uncovered for about 45 minutes, or until firm. If the casserole darkens before finishing, cover it in foil for the remaining cook time.
    Serve warm with powdered sugar and/or maple syrup. Happy eating!
    Almond French toast casserole bake.

Notes

*Stale bread works best here. To quicken this up, cut the bread into cubes, spread them onto a large baking sheet, and let them sit uncovered on the counter for a few hours, or bake them at 300°F for 10-15 minutes.
Doneness check: The casserole should be set in the center and golden on top. You can test it by inserting a knife or toothpick into the middle—if it comes out clean, it’s ready!
If you prefer another type of bread, try French bread, brioche, or even challah.
 

Nutrition

Serving: 1serving | Calories: 567kcal | Carbohydrates: 73.5g | Protein: 17.8g | Fat: 22.9g | Saturated Fat: 7.6g | Cholesterol: 207mg | Sodium: 719mg | Potassium: 353mg | Fiber: 3.5g | Sugar: 28.5g | Calcium: 282mg | Iron: 5mg

Nutrition information calculated by Sarah Bond, degreed nutritionist.

did you make this?Leave a comment below and tag @liveeatlearn on social media! I love seeing what you’ve made!
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5 from 2 votes

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5 Comments

  1. Nicole says:

    Hi! Is almond paste the same as marzipan?

    1. Sarah Bond says:

      They’re very similar! Marzipan has a higher ratio of sugar, but if that’s what you have on hand I think it could work here.

  2. Walter says:

    5 stars
    What a great use for stale bread. Seems like there is always some in the pantry, and this was so easy.

    1. Sarah Bond says:

      I’m so happy to hear you loved it! Happy eating! 😀

  3. Abi Lynch says:

    5 stars
    Delicious for my daughter’s birthday breakfast. She loves almond croissants and marzipan so I had to try it. Next time I think I’ll use less bread (even though I did it by weight – couldn’t cover it all with the eggs) I sprinkled with salt to bring it the flavour.