Overnight Maple Pecan French Toast Casserole Recipe

The inspiration for this overnight French toast casserole comes from a version enjoyed at holiday mornings. It feels indulgent and cozy, but this variation is a little lighter while preserving the classic flavor and custardy texture. Most of the work happens the night before, so on a busy morning you can simply bake and serve.

What Makes This Recipe Great

This baked French toast casserole is a dependable favorite because it combines convenience, comforting flavor, and some thoughtful ingredient swaps that make it lighter without sacrificing richness.

• Make-ahead friendly: Assemble the night before, then bake in the morning—ideal for holiday schedules or slow weekend breakfasts.
• Lightened but satisfying: Full-fat Greek yogurt replaces heavy cream for creaminess and added protein, while keeping the texture custardy.
• Feeds a crowd: A single pan serves multiple people and presents beautifully for brunch or festive mornings.
• Flexible: Easily swap the bread, nuts or spices to match preferences or pantry items.

Key Ingredients

Simple components combine to create a comforting, custardy bake. A few ingredient choices help the casserole hold its structure while adding flavor:

• Sourdough bread: A sturdy bakery-style sourdough loaf holds up well to soaking and yields soft centers with slightly chewy edges. Other good options include brioche, challah, French bread or sandwich bread if needed.
• Eggs: Provide structure and the classic custard base that makes French toast so satisfying.
• Full-fat Greek yogurt: Adds richness and tang while reducing the need for heavy cream; it also increases protein content.
• Milk (any kind): Loosens the custard. Whole milk, almond or oat milk all work depending on your preference.
• Maple syrup: Sweetens the custard and brings that familiar maple flavor; brown sugar in the streusel adds texture and caramel notes.
• Spices: Cinnamon and nutmeg give warmth and depth; you can also add a little cardamom or ginger for a more complex spice profile.
• White whole wheat flour: Used in the streusel for a slightly more wholesome crumble; all-purpose works fine too.
• Pecans: Offer crunch in the base and topping; swap for walnuts or omit for a nut-free version.
• Butter: Softened unsalted butter helps the streusel form a crumbly texture; coconut oil can be substituted if desired.
• Salt: A small amount balances sweetness and enhances overall flavor.

Optional: a teaspoon of vanilla extract can be added to the custard for extra warmth and aroma.

How to Make Overnight French Toast Casserole

This recipe is assembled the night before so the bread has time to soak in the custard. When ready to bake, the oven does the rest.

Prep the Casserole (Night Before)

Cut the sourdough into roughly 1–1½ inch cubes, or tear it by hand for a rustic texture. Spread the bread evenly in a greased 10 x 7-inch (or similar) baking dish and sprinkle the chopped pecans throughout.

In a large bowl, whisk together the eggs, Greek yogurt, maple syrup, milk, cinnamon, nutmeg and salt until smooth. Pour the custard evenly over the bread, then press down gently so each piece is coated and begins to absorb the mixture. Cover tightly and refrigerate overnight.

Let It Soak

Allowing the casserole to rest overnight produces the deepest flavor and the most custard-like texture. If you’re short on time, a 30-minute soak in the refrigerator before baking will still work but the result will be slightly less set.

Bake Until Golden & Set

Preheat the oven to 350ºF. Cover the baking dish with foil and bake for about 30 minutes to let the center begin to set without drying out. While it bakes, prepare the streusel by combining white whole wheat flour, brown sugar, chopped pecans and softened butter; mix until a sandy, clumpy texture forms.

After the initial bake, remove the foil, sprinkle the streusel evenly across the top, and return the casserole to the oven for another 15–25 minutes, uncovered, until the center is set and the top is golden and crisp. The bake is done when the edges are lightly golden and a knife inserted in the center comes out mostly clean. Let rest 5–10 minutes before slicing so the pieces hold their shape.

Easy Variations to Try

• Berry variation: Fold fresh or frozen berries into the bread mixture before baking for a bright, fruity note.
• Nut-free option: Omit pecans or replace them with extra bread pieces to accommodate allergies.
• Bread swap: Use brioche or challah for a richer, softer texture; whole wheat yields a heartier result.
• Spice boost: Add a pinch of ground cardamom or ginger alongside cinnamon and nutmeg for extra warmth.
• Lower sugar: Reduce brown sugar in the streusel and cut back on maple syrup to suit your taste.

Serving Ideas

Serve the casserole warm after a short rest. Top it simply or make it feel extra special depending on the occasion:

• Maple syrup: A light drizzle enhances the maple notes used in the custard.
• Greek yogurt: A dollop provides a tangy contrast and extra protein.
• Fresh fruit: Berries or sliced bananas brighten the plate and cut richness.
• Whipped cream & powdered sugar: For a dessert-like finish on holiday mornings.
• Peanut butter: A spoonful melts into the warm casserole and pairs well with maple and cinnamon.

Storage & Make-Ahead Tips

This casserole is ideal for planning ahead. Assemble the night before and refrigerate; if needed you can bake the same day after a 30-minute rest, though overnight yields the best texture. Leftovers keep in the refrigerator for 3–4 days in an airtight container. Reheat individual portions in the microwave for 30–60 seconds, or warm in a 325ºF oven until heated through. A splash of milk before reheating helps restore the custardy texture if it feels dry.

To freeze: once baked and fully cooled, wrap tightly and freeze for up to 2 months. Thaw overnight in the fridge and reheat in the oven or microwave.

Related French Toast Recipes

• Air Fryer French Toast Bites
• Carrot Cake French Toast Casserole
• Easy Baked French Toast (sheet pan)
• French Toast Sticks

FAQs

Common mistakes: Not allowing the bread enough time to absorb the custard can produce uneven texture. Pressing the bread into the custard helps ensure even soaking. Also, overbaking can dry the casserole—remove it when the center is just set.

Why it turns out soggy: Sogginess can happen if there’s too much liquid for the bread you used or the center didn’t bake long enough. Use a sturdy bread such as sourdough so it holds up during soaking, and bake until the center sets. If the middle remains wet, cover loosely with foil and give it a little more time.

Overnight French Toast Casserole

Summary: A make-ahead breakfast that’s soft and custardy with a buttery cinnamon-pecan streusel. Greek yogurt replaces heavy cream for a lighter but still indulgent result. Serves about 8.

Ingredients

Baked French Toast

• 1 bakery-style loaf of sourdough bread
• 1 cup chopped pecans
• 8 large eggs
• 1/2 cup full-fat Greek yogurt
• 1/2 cup maple syrup
• 2 teaspoons ground cinnamon
• 1/2 teaspoon ground nutmeg
• 1 1/2 cups milk (any kind)
• 1/4 teaspoon salt

Streusel Topping

• 1/3 cup white whole wheat flour
• 1/2 cup chopped pecans
• 1/4 cup brown sugar (or coconut sugar)
• 4 tablespoons butter, room temperature (or coconut oil)

Instructions

1. Preheat oven to 350ºF and grease a 10 x 7-inch baking dish.
2. Cut the sourdough into 1–1½ inch pieces or tear by hand; transfer to the prepared dish.
3. Sprinkle 1 cup chopped pecans over the bread and toss to distribute.
4. Whisk together eggs, Greek yogurt, maple syrup, cinnamon, nutmeg, milk and salt until smooth.
5. Pour the custard over the bread and press down so the pieces are submerged and evenly coated. Cover and refrigerate overnight, or at least 30 minutes if baking the same day.
6. Make the streusel by combining flour, chopped pecans, brown sugar and butter; mix until crumbly.
7. When ready to bake, press the bread into the custard once more, cover with foil and bake at 350ºF for 30 minutes.
8. Remove foil, sprinkle streusel over the top, and bake uncovered for an additional 15–25 minutes until the center is set and the top is golden.
9. Let the casserole rest 5–10 minutes before slicing and serving.

Nutrition (approximate per serving)

Calories: 398 kcal; Carbohydrates: 30 g; Protein: 12 g; Fat: 26 g; Fiber: 1 g; Sugar: 22 g. Nutrition values are estimates and should be used only as a guideline.