This Vegan French Toast Casserole is the ultimate cozy breakfast or brunch recipe. Soft and custard-like on the inside, lightly crisp on top, and packed with warm cinnamon flavor, this baked dish delivers everything you love about classic French toast—without eggs or dairy. Made with simple pantry staples, it’s perfect for weekends, holidays, or stress-free meal prep. Best of all, it can be assembled ahead of time and baked fresh when you’re ready.

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Ingredients

French Toast Base

Sturdy bread (vegan brioche, sourdough, French, or Italian bread)
Dairy-free milk (soy, almond, oat, or preferred option)
Brown sugar or granulated sugar
Cornstarch or ground flax/chia seeds
Ground cinnamon
Vanilla extract
Salt or black salt (optional, for classic flavor)

Optional Crumble Topping

All-purpose flour or gluten-free flour
Chopped pecans or walnuts
Vegan butter or coconut oil
Brown sugar
Ground cinnamon

Instructions for Vegan French Toast Casserole

Step 1: Prepare the Bread

Cut bread into 1-inch cubes for a rustic casserole
OR
Slice bread evenly for a more structured presentation

Step 2: Make the Custard

In a large bowl, whisk together dairy-free milk, sugar, cornstarch (or flax/chia), cinnamon, vanilla, and salt.
Let the mixture rest for 5 minutes to thicken slightly.
Whisk again before using if any settling occurs.

Step 3: Assemble the Casserole

Lightly grease a baking dish.
Arrange the bread evenly in the dish.
Pour the custard mixture over the bread, ensuring all pieces are well coated.
Press gently to help absorption.

Step 4: Rest Time

Let soak for 30 minutes, or
Cover and refrigerate overnight for deeper flavor.

Step 5: Add Crumble (Optional)

Combine crumble ingredients in a bowl.
Rub together until crumbly.
Sprinkle evenly over the casserole.

Step 6: Bake

Preheat oven to 350°F (180°C).
Bake uncovered for 30–40 minutes, until golden and set.
Cool slightly before serving.

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Pro Tips

Use day-old or slightly stale bread for the best texture.
Soy milk creates the richest custard, but any dairy-free milk works.
For extra indulgence, drizzle maple syrup halfway through baking.
Cover loosely if the top browns too quickly.

Why This Recipe Works

No eggs or dairy, yet still rich and custardy
Uses everyday pantry ingredients
Two assembly options for different presentations
Ideal for holidays, gatherings, or meal prep
Bakes beautifully with minimal effort

Substitutions & Variations

Gluten-Free: Use thick-cut gluten-free bread
Nut-Free: Skip the crumble or use seeds
Spiced Version: Add nutmeg or pumpkin spice
Dessert-Style: Replace cornstarch with custard powder
Lower Sugar: Reduce sugar or use coconut sugar

Make-Ahead, Storage & Reheating Guide

Make-Ahead: Assemble and refrigerate up to 24 hours before baking
Storage: Store leftovers covered in the fridge for up to 3 days
Reheating: Add a splash of dairy-free milk and warm in the oven at low heat

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Serving Ideas for Vegan French Toast Casserole

Serve warm with:

Fresh berries or sliced fruit
Dairy-free yogurt or whipped topping
Powdered sugar dusting
Maple syrup or fruit compote

Nutrition (Per Serving Estimate)

Calories: ~280
Carbohydrates: ~42g
Protein: ~7g
Fat: ~9g
Fiber: ~4g

Values are approximate and vary by ingredients used.

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Frequently Asked Questions

Can I make this casserole the night before?

Yes. Overnight soaking improves flavor and texture.

What bread works best?

Vegan brioche, sourdough, or French bread give the best structure.

Is black salt necessary?

No, but it adds a subtle egg-like aroma similar to traditional French toast.

Can this be frozen?

It’s best enjoyed fresh or refrigerated; freezing may affect texture.

This Vegan French Toast Casserole is proof that plant-based breakfasts can be comforting, elegant, and incredibly satisfying. Whether you cube or slice the bread, bake it fresh or prep it ahead, this recipe delivers reliable results every time. It’s a crowd-pleasing dish you’ll want to make again and again.