Breakfast is often called the most important meal of the day, and for a good reason. It’s the first meal that fuels our bodies for the day ahead, and what better way to start your day than with a warm, decadent dish of Overnight Baked Banana French Toast Casserole? This recipe takes two beloved breakfast items—classic French toast and sweet, ripe bananas—and combines them into an easy, make-ahead casserole. Perfect for a busy morning or a leisurely weekend brunch, this dish offers a delightful combination of flavors and textures. Golden, fluffy layers of bread soak in a rich custard infused with vanilla and cinnamon, then topped with sugary streusel and fresh bananas, making each bite a tropical delight.
One of the many advantages of this recipe is the ability to prepare it the night before. With just a little effort, you can create a breakfast that is sure to impress family and friends. The next morning, you simply pop it in the oven while you enjoy a cup of coffee, filling your home with an irresistible aroma before serving up something truly special. Whether it’s for a holiday gathering, a brunch with friends, or just a cozy breakfast at home, this casserole makes every meal feel like a celebration.
As we dive into the details, you’ll discover how straightforward and enjoyable it is to whip up this delightful casserole. So, let’s get started!
Ingredients about Overnight Baked Banana French Toast Casserole
To create this delicious Banana French Toast Casserole, you will need the following ingredients:
List of ingredients with measurements
- 1 lb loaf Sourdough or French Bread, cut into chunks
- 8 large eggs
- 2 cups milk (whole or 2%)
- 1/2 cup heavy whipping cream
- 1/2 cup sugar
- 1/4 cup light brown sugar, unpacked
- 2 tsp vanilla extract
- 1 1/2 tsp ground cinnamon
- 6-7 medium-sized bananas, chopped
- 3/4 cup all-purpose flour (for streusel topping)
- 3/4 cup firmly packed brown sugar (for streusel topping)
- 1 tsp cinnamon (for streusel topping)
- 1/2 cup salted butter, cut into pieces (for streusel topping)
Optional ingredient substitutions
While the above ingredients come together perfectly, you can modify a few for your preferences. For example, if you’re avoiding dairy, consider using almond or oat milk in place of regular milk and cream. For a healthier sweetener, you could swap out the white sugar for maple syrup or honey, although this might alter the texture slightly. If you’re gluten-free, a gluten-free bread can replace the sourdough or French bread. Consider adding nuts or chocolate chips for extra texture and flavor if desired. The beauty of this recipe is its flexibility—feel free to experiment!
How to Make Overnight Baked Banana French Toast Casserole

Making the Overnight Baked Banana French Toast Casserole is both simple and rewarding. Here’s a step-by-step guide to ensure your casserole turns out perfectly delicious!
Step 1: Prepare the Casserole Dish
Start by greasing a 9×13 inch casserole dish to prevent sticking. You can use cooking spray, butter, or oil for this purpose. It’s crucial to ensure that your casserole doesn’t stick to the dish, making the serving process much easier later.
Step 2: Mix the Bread
In a large bowl, add the bread chunks. It’s important to cut the bread into roughly equal-sized pieces to ensure they soak up the egg mixture evenly. Leave them aside for now as you prepare the custard mixture.
Step 3: Prepare the Custard Mixture
In another large bowl, whisk together the eggs, milk, heavy whipping cream, both sugars, vanilla extract, and ground cinnamon. Beat the mixture well until the ingredients are fully combined and the sugars dissolve. This rich custard will make your casserole fluffy and flavorful.
Step 4: Combine and Soak
Pour the egg mixture over the bread chunks. Gently fold in the chopped bananas, being careful not to mash them too much. This delightful combination adds a natural sweetness and moisture to the dish. Ensure all bread pieces are well coated in the custard.
Step 5: Assemble the Casserole
After combining, pour the bread mixture into your prepared casserole dish, spreading it evenly across the pan. Once the bread is in place, cover the dish tightly with plastic wrap and refrigerate overnight. This step is vital, as it allows the bread to soak up the custard and infuse the flavors beautifully.
Step 6: Preheat and Bake
When you’re ready to bake the casserole, preheat your oven to 350°F (176°C). While the oven heats, you can prepare the streusel topping by mixing the dry ingredients—flour, brown sugar, and cinnamon—in a bowl.
Step 7: Make the Streusel Topping
Add the cold, cut pieces of butter to the dry ingredients. Using your fingers or a pastry cutter, cup and blend the ingredients until the mixture resembles coarse crumbs. This crumbly topping will add a delightful texture to your casserole.
Step 8: Bake the Casserole
After preheating, bake the casserole for about 35-40 minutes, or until the edges are golden brown and the center looks set. Keep an eye on it to avoid overbaking. When it’s nearly done, take it out of the oven and sprinkle the prepared streusel topping evenly over the surface. Return it to the oven for an additional 5 minutes to melt the streusel.
Step 9: Serve Warm
Once baked, your Overnight Baked Banana French Toast Casserole should be golden and fluffy, ready to be served warm. It can be drizzled with maple syrup for an extra touch of sweetness. Enjoy!
How to Serve Overnight Baked Banana French Toast Casserole
When it comes to serving your Overnight Baked Banana French Toast Casserole, presentation can enhance the enjoyment tremendously. Here are some ways to serve it:
Best ways to serve Overnight Baked Banana French Toast Casserole
The casserole is best enjoyed warm, straight from the oven. To serve, cut it into squares or rectangles and place them on warm plates. Dust with powdered sugar for a beautiful, enticing look. Additionally, you might want to serve it with a side of whipped cream, fresh fruit, or even a scoop of vanilla ice cream for a decadent treat.
Serving suggestions or pairings
Pair this breakfast treat with steaming coffee or fresh fruit juice to balance out the sweetness. If you’re serving it for brunch, consider adding some savory side dishes such as scrambled eggs or crispy bacon. The combination of sweet and savory creates a delightful dining experience that everyone will love.
How to Store Overnight Baked Banana French Toast Casserole
Proper storage is essential if you have leftovers or want to prepare the casserole ahead of time. Here are some tips:
Proper storage methods
If you have any leftover casserole, allow it to cool completely before transferring it to an airtight container. Store in the refrigerator for up to 3-4 days. If you’ve made the casserole ahead of time, ensure it’s stored in the fridge until baking.
Tips for reheating or freezing
To reheat, simply warm individual portions in the microwave. For larger portions, preheat the oven to 350°F (176°C), cover the dish with foil, and heat for about 15-20 minutes or until warmed through. If you wish to freeze the casserole before baking, you can wrap it tightly with plastic wrap and aluminum foil. Label it with the date, and it will keep for about 2-3 months. When ready to use, thaw in the refrigerator overnight before baking as directed.
Tips to Make Overnight Baked Banana French Toast Casserole
Here are some handy tips to ensure you achieve the best results with your Overnight Baked Banana French Toast Casserole:
Common mistakes to avoid
One common mistake is using bread that is too fresh. Day-old bread (or even older) works best as it absorbs the custard more effectively. Be careful not to overmix the bread and banana mixture, as overly mashing the banana can lead to a mushy texture.
Helpful tips for better results
For enhanced flavor, consider adding nuts, such as walnuts or pecans, during the assembly stage. You can also layer sliced bananas on top before baking if you prefer a more pronounced banana flavor. Lastly, make sure to let the casserole sit for a little after baking before serving. This helps it set and makes slicing easier.
Variation of Overnight Baked Banana French Toast Casserole
While the original recipe is delightful, it’s fun to switch things up! Here are some ideas for variations:
Suggested variations or twists on the recipe
You can add different flavors to your casserole by incorporating other fruits, like strawberries, blueberries, or even chocolate chips. For a more tropical flair, consider adding shredded coconut or diced pineapple. Adding a splash of rum or bourbon to the custard can create a festive flavor that works wonderfully for special occasions.
Adjustments for dietary preferences
If you or someone you know is vegan, replace eggs with a mixture of flaxseed meal and water (1 tablespoon of flaxseed meal mixed with 2.5 tablespoons of water for each egg) and use non-dairy milk and cream. Gluten-sensitive individuals can opt for gluten-free bread as a substitute to maintain the wonderful texture without compromising on taste.
FAQs
Here are some common questions and answers about Overnight Baked Banana French Toast Casserole:
What can I do if the dish isn’t turning out right?
If your casserole seems too soggy, it may be due to using bread that was too fresh or soaking it too long. Adjusting the amount of liquid in future batches may help. If it looks too dry or not set, try slightly increasing the baking time until it reaches your desired doneness.
Can I make this ahead of time?
Absolutely! In fact, the dish is designed to be made the night before. Prepare the casserole in the evening, cover it tightly, and let it chill in the fridge overnight. This allows the bread to soak in all the delicious flavors before baking.
What can I substitute for ingredients?
Many of the ingredients can be substituted based on personal preferences or dietary restrictions. For example, almond milk can replace regular milk, and coconut cream can stand in for heavy cream. If you want a sugar alternative, consider using stevia or monk fruit sweetener. You can also replace bananas with other fruits, or add nuts to the mixture for added texture and flavor.
With this guide, you’ll be able to whip up a stunning Overnight Baked Banana French Toast Casserole that delights everyone at the breakfast table. Enjoy the process, and happy cooking!
Print
Overnight Baked Banana French Toast Casserole
- Prep Time: 15 minutes
- Cook Time: 40 minutes
- Total Time: 55 minutes
- Yield: 8 servings 1x
- Category: Breakfast
- Method: Baking
- Cuisine: American
- Diet: Vegetarian
Description
A warm, decadent breakfast casserole combining French toast and ripe bananas, perfect for busy mornings or leisurely brunches.
Ingredients
- 1 lb loaf Sourdough or French Bread, cut into chunks
- 8 large eggs
- 2 cups milk (whole or 2%)
- 1/2 cup heavy whipping cream
- 1/2 cup sugar
- 1/4 cup light brown sugar, unpacked
- 2 tsp vanilla extract
- 1 1/2 tsp ground cinnamon
- 6–7 medium-sized bananas, chopped
- 3/4 cup all-purpose flour (for streusel topping)
- 3/4 cup firmly packed brown sugar (for streusel topping)
- 1 tsp cinnamon (for streusel topping)
- 1/2 cup salted butter, cut into pieces (for streusel topping)
Instructions
- Grease a 9×13 inch casserole dish with cooking spray, butter, or oil.
- In a large bowl, add the bread chunks and set aside.
- In another bowl, whisk together eggs, milk, cream, sugars, vanilla, and cinnamon until combined.
- Pour the egg mixture over the bread. Fold in the chopped bananas gently.
- Pour the mixture into the prepared casserole dish and cover tightly with plastic wrap. Refrigerate overnight.
- Preheat oven to 350°F (176°C). Mix flour, brown sugar, and cinnamon for the streusel topping.
- Add butter to the dry ingredients and blend until crumbly.
- Bake the casserole for 35-40 minutes until golden brown and set. Add streusel topping and bake an additional 5 minutes.
- Serve warm, drizzled with maple syrup if desired.
Notes
Best enjoyed warm; can be served with whipped cream, fresh fruit, or ice cream.
Nutrition
- Serving Size: 1 serving
- Calories: 400
- Sugar: 20g
- Sodium: 300mg
- Fat: 18g
- Saturated Fat: 9g
- Unsaturated Fat: 7g
- Trans Fat: 0g
- Carbohydrates: 50g
- Fiber: 3g
- Protein: 10g
- Cholesterol: 180mg
Keywords: breakfast, casserole, banana, french toast, make-ahead