Cinnamon Roll Casserole tastes just like decadent cinnamon rolls, but without all the effort! This easy recipe is the ultimate brunch dish, made with Pillsbury refrigerated cinnamon rolls, eggs, milk, a touch of maple syrup, and a drizzle of icing over the top. It’s super quick to make and can even be assembled the night before. A sweet treat that will be the hit of any breakfast or brunch!

Cinnamon roll casserole topped with icing.

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This cinnamon roll casserole is just as delicious as warm cinnamon rolls, and so easy to make. There’s nothing better, especially around the holidays! Homemade cinnamon rolls can be a bit time consuming and labor intensive, though. But this sweet breakfast is so easy, and you will love the make-ahead option. Just like our French toast casserole, this overnight breakfast casserole will become a favorite to serve a crowd, making it perfect for Christmas or Easter brunch, or anytime you really want to wow guests.

Not only is this an easy breakfast recipe and absolutely scrumptious, it makes the whole house smell amazing while it’s baking! Your friends and family will definitely be asking you for the recipe! It’s just SO good!

My kids are incredibly picky and this is one of their favorite meals. Everyone loves it. Thank you so much!

— Ashley
Piece of cinnamon roll casserole on a plate with a fork.

Ingredients needed

The ingredient list is quite simple and using prepared cinnamon rolls makes this casserole a breeze to put together. Here’s everything you need to make this cinnamon roll casserole recipe:

  • Butter. Melted butter is added to the bottom of the dish, so there is no sticking. It also adds deliciousness to the overall taste of the casserole.
  • Cinnamon rolls. We like to use the 12.4 oz Pillsbury refrigerated cinnamon rolls. You can really use any brand you want or even the Pillsbury Grands! cinnamon rolls. You may need to adjust the bake time, though.
  • Eggs. Four large eggs is the perfect amount for the proper consistency and to help all of the ingredients bind together.
  • Milk. Whole milk makes for a richer casserole. But skim milk or even almond milk will work just fine.
  • Vanilla extract. To enhance that classic cinnamon roll flavor!
  • Cinnamon. Extra cinnamon because YUM!
  • Maple syrup. A small amount of maple syrup is drizzled over the top, before baking for sweetness. If you’re sensitive to sweets, you can omit. The dish is plenty sweet without the added maple syrup.
  • Icing. A must for cinnamon roll anything!

Variations

There are plenty of fun ways to change things up and make this breakfast your own. Here’s some ideas:

  • Bacon. Sprinkle 1/2 cup crispy cooked chopped bacon with the dough pieces for a hint of a savory-smoky taste that balances out the sweet cinnamon and maple flavors.
  • Sprinkles. Add sprinkles and make it into a birthday breakfast!
  • Nuts. Add chopped pecans, almonds or walnuts to the top of the casserole before baking. They really add something special when they get toasted as the casserole bakes.
  • Cream cheese icing. To give this dish a little more of a homemade taste, mix the cinnamon roll icing with 4 ounces softened cream cheese and about 1 tablespoon powdered sugar.
  • Toppings. Skip the icing drizzle or in addition to the icing, top with powdered sugar, fresh fruit, yogurt and/or whipped cream.

Cinnamon Roll Casserole

This cinnamon roll casserole recipe is the ultimate brunch dish, made with refrigerated cinnamon rolls, eggs, milk, a touch of maple syrup, and a drizzle of icing over the top. It's super easy to make and can even be assembled the night before.
Author: Kim

Ingredients

  • 4 tablespoons butter, melted
  • 2 tubes refrigerated (16 cinnamon rolls), cut into about 8 pieces per roll (I always use Pillsbury brand.)
  • 4 large eggs
  • 1/2 cup milk
  • 2 teaspoons vanilla
  • 2 teaspoons cinnamon
  • 1/4 cup maple syrup
  • icing from the cinnamon roll tubes

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Instructions 

  • Preheat oven to 375ºF. Pour butter into a 9×13 glass baking dish and spread evenly. Cut each cinnamon roll into 8 small pieces and layer evenly over the bottom of the dish. (I like to use kitchen shears or a pizza cutter to easily cut the cinnamon rolls.)
  • In a large liquid measuring glass or small bowl, whisk together eggs, milk, vanilla, and cinnamon. Make sure the egg is fully beaten within the milk. Pour egg mixture over the cinnamon rolls. Be sure the egg mixture is very evenly distributed. Drizzle syrup over egg mixture.
  • At this point, you can cover and refrigerate overnight or immediately bake the casserole. Bake at 375º for 20-25 minutes or until cinnamon rolls are golden brown.
  • Cool casserole for about 5 minutes. Remove covers from icing; microwave on medium (50%) 10 to 15 seconds or until thin enough to drizzle. Drizzle with icing, and enjoy!

Notes

*Icing is not calculated in the nutritional information.
Make Ahead Option: I like to prepare this and let it set in the fridge overnight, but that step isn’t necessary if you forget or are short on time. I think the cinnamon rolls just soak up the eggs a bit better that way. For the overnight cinnamon roll casserole option:
  • Make recipe according to instructions, minus the baking.
  • Cover and refrigerate the casserole.
  • The following day, bake the breakfast casserole.
Tip. Since the overnight breakfast casserole will be cold, it may be necessary to add 5 minutes to the bake time. If you feel like the top of the casserole is browning too fast, cover with foil.
Leftovers:
  • Storage. This casserole will keep in the fridge for up to about 4 days or in the freezer for up to 2 months. If you’re planning to keep your casserole in the refrigerator, you can store it in an airtight container. To store in the freezer, wrap in plastic wrap, then place the leftover casserole in a gallon size freezer bag or another freezer-safe container.
  • Reheating. The casserole is best and most crisp right out of the oven, but it can be reheated. To reheat, bake at 350ºF for 10 to 15 minutes or until warmed through and the top is re-crisped. You can also rewarm in the microwave.
Serving: 1serving, Calories: 84kcal, Carbohydrates: 6g, Protein: 2g, Fat: 6g, Saturated Fat: 3g, Cholesterol: 72mg, Sodium: 74mg, Potassium: 38mg, Fiber: 1g, Sugar: 4g, Vitamin A: 207IU, Calcium: 21mg, Iron: 1mg

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How to make cinnamon roll casserole

There’s nothing like the smell of cinnamon rolls baking on a cozy morning! This easy cinnamon roll casserole is the perfect Christmas morning breakfast, and is sure to bring everyone to the table.

Cut cinnamon rolls in a casserole dish.

Step 1: Cut cinnamon roll dough. Using a knife, kitchen shears or a pizza cutter, cut each cinnamon roll into 8 small pieces and layer the pieces evenly over the bottom of a pan with melted butter.

Pouring custard mixture over cut cinnamon rolls.

Step 2: Mix milk/egg custard. In a medium bowl, whisk together eggs, milk, vanilla, and cinnamon. Pour the egg mixture over the cinnamon rolls. 

Drizzling maple syrup over chopped cinnamon rolls.

Step 3: Add maple syrup. Drizzle maple syrup evenly over the egg mixture.

Baked cinnamon roll casserole.

Step 4: Bake or refrigerate overnight. Cover and refrigerate overnight or bake in a preheated oven for 20-25 minutes.

Drizzling icing over cinnamon roll casserole.

Step 5: Drizzle icing. Cool for about 5 minutes. Warm icing and drizzle over the top of the casserole.

Serving of cinnamon roll casserole served on a small plate with a fork.

Step 6: Serve. Enjoy warm, and if you’re feeling extra indulgent top with a drizzle of maple syrup or a spoonful of whipped cream and fresh blueberries.

Expert tips

This cinnamon roll casserole recipe is pretty straightforward, but here are some tips that make it even easier!

  • Cutting the rolls. Use a pizza cutter or kitchen shears to quickly and evenly cut the cinnamon rolls into eight pieces.
  • Mixing custard. Whisk together the milk/egg mixture in a large liquid measuring glass. You can measure the milk and then add in the egg, vanilla and cinnamon, and then it makes for easy pouring.
  • Warm icing. The included icing is very easy to drizzle, if you pop it in the microwave to warm it. Remove the covers from the icing containers; microwave on medium (50%) 10 to 15 seconds or until thin enough to drizzle.
  • Egg mixture. Be sure the egg mixture is well mixed and then very evenly distributed over the casserole before baking. If not, once baked, you will be able to see the white eggy part.

Frequently asked questions

Can I make cinnamon roll casserole in a slow cooker?

Yes! Follow the exact recipe as written here and add everything to a crockpot. Put the lid on and cook on low heat for 2 1/2 to 3 hours. Drizzle on the icing just before serving.

How to make gluten-free cinnamon roll casserole?

It’s really simple to make this recipe gluten free! Instead of using the Pillsbury cinnamon rolls, use a gluten free refrigerated cinnamon roll. These may be difficult to find in a can, however any variety of uncooked cinnamon rolls should work fine.

Can I use frozen cinnamon roll dough?

Yes! But be sure to prep the casserole the night before you want to serve it. Allow the frozen rolls to thaw slightly, so you can cut them into pieces. They should still be mostly frozen. Prepare the recipe as written, then cover and refrigerate overnight. The rolls will start to thaw and rise overnight.
In the morning, remove the casserole from the fridge and allow it to sit for 30 minutes at room temperature, then bake as the recipe instructs. You might need to add an extra 5 minutes or so for baking time.

Serving suggestions

This easy sweet casserole recipe pairs well with a variety of breakfast sides. Below are some of my favorite sides to serve with this homemade cinnamon roll casserole:

  • Hash browns or breakfast potatoes
  • Fresh fruit or fruit salad
  • Yogurt
  • Bacon, breakfast sausage, or ham
  • Eggs

Make ahead option

We like to prepare this sweet breakfast casserole and let it set in the fridge overnight, but that step isn’t necessary if you forget or are short on time. However, the cinnamon roll pieces do soak up the egg mixture a bit better that way, though. For the overnight cinnamon roll casserole option:

  • Make recipe according to instructions, minus the baking and icing.
  • Cover and refrigerate the casserole.
  • The following morning, bake the breakfast casserole.

Tip. Since the overnight breakfast casserole will be cold, it may be necessary to add 5 minutes to the bake time. If you feel like the top of the casserole is browning too fast, cover with aluminum foil.

Storing leftovers

  • Storage. The cooled casserole will keep in the fridge for up to about 4 days or in the freezer for up to 2 months. If you’re planning to keep your casserole in the refrigerator, you can store it in an airtight container. To store in the freezer, wrap in plastic wrap, then place the leftover cinnamon roll casserole in a gallon size freezer bag or another freezer-safe container. Thaw before reheating.
  • Reheating. The casserole is best and most crisp right out of the oven, but it can be reheated. To reheat, bake at 350ºF for 10 to 15 minutes or until warmed through and the top is re-crisped. You can also rewarm individual portions in the microwave.
Piece of sweet breakfast casserole on a small plate with a fork.

If you try this recipe, let me know! Leave a comment and if your family loves it as much as mine does, be sure to give it a five star ⭐️ rating! Also, tag @kimscravings on Instagram with a picture of your creation. Be sure to subscribe to our mailing list to receive more delicious recipes straight to your inbox.