Cinnamon Roll Casserole 9x13 Recipe for Easy Breakfast

If you’re craving the comforting flavors of cinnamon rolls but want a quicker, easier breakfast option, this cinnamon roll casserole is the perfect solution. It combines the sweet, gooey goodness of classic cinnamon rolls with the convenience of a baked casserole, making it ideal for weekend brunches, holiday mornings, or a crowd-pleasing breakfast treat. The best part? It can be assembled ahead of time and baked fresh when you’re ready to serve, saving you time without sacrificing flavor.

Ingredients

1 (16 oz) package of refrigerated cinnamon rolls with icing
4 large eggs
1 cup whole milk (or 2%)
1/2 cup granulated sugar
1 teaspoon vanilla extract
1 teaspoon ground cinnamon
Optional: 1/2 cup chopped nuts (walnuts or pecans)

Instructions

Preheat your oven to 350°F (175°C). Grease a 9×13-inch baking dish with butter or non-stick spray to prevent sticking.

Open the package of cinnamon rolls and cut each roll into quarters. Set aside the icing for later use.
In a large mixing bowl, whisk together the eggs, milk, sugar, vanilla extract, and ground cinnamon until well combined.
Spread the quartered cinnamon rolls evenly in the prepared baking dish. If using nuts, sprinkle them over the rolls.

Pour the egg mixture evenly over the cinnamon rolls, ensuring all pieces are coated. Gently press down on the rolls to help them soak up the custard mixture.
Cover the dish with aluminum foil and refrigerate for at least 2 hours or overnight. This allows the rolls to absorb the custard, resulting in a tender, flavorful casserole.
Remove the casserole from the refrigerator and let it sit at room temperature for about 15 minutes. Then, bake uncovered in the preheated oven for 30-35 minutes, or until the top is golden brown and puffed up.

During the last 5 minutes of baking, warm the reserved icing in the microwave for about 15-20 seconds. Drizzle the icing over the hot casserole immediately after removing from the oven.
Let the casserole sit for 5 minutes before serving. Slice into squares and enjoy your cinnamon roll casserole hot or warm.

Tips

For a richer flavor, substitute half-and-half or heavy cream for the milk.

If you prefer a less sweet casserole, reduce the amount of sugar in the custard mixture.
To make this dairy-free, use almond milk or coconut milk and dairy-free cinnamon rolls.
Ensure the casserole is fully baked before adding the icing, as the glaze is meant as a finishing touch, not a cooking ingredient.

Leftovers can be stored in an airtight container in the refrigerator for up to 3 days. Reheat in the microwave for about 30-45 seconds per serving.

Serving Suggestions

Serve this cinnamon roll casserole warm, topped with extra icing or a dollop of whipped cream for added richness. Pair it with fresh fruit, such as sliced strawberries or berries, to add a touch of tartness and freshness. It also goes well with a hot cup of coffee, tea, or a glass of cold milk for a complete breakfast experience.

Variations

Apple Cinnamon Casserole: Add diced apples or apple pie filling to the casserole before baking for a fruity twist.

Chocolate Cinnamon Roll Casserole: Sprinkle mini chocolate chips over the rolls before pouring the custard for a decadent variation.
Cream Cheese Swirl: Mix softened cream cheese with a little powdered sugar and vanilla, then swirl into the custard before baking for a creamy texture.
Gluten-Free Version: Use gluten-free cinnamon rolls and ensure your other ingredients are gluten-free to accommodate dietary restrictions.

Storage and Reheating

Store leftovers in an airtight container in the refrigerator for up to 3 days. To reheat, microwave individual portions for 30-45 seconds until warm. For larger portions, reheat in the oven at 350°F (175°C) for about 10-15 minutes, covered with foil to prevent drying out. The casserole can also be frozen for up to 1 month; thaw overnight in the fridge and reheat as described.

Frequently Asked Questions

Can I make this casserole ahead of time?

Yes, assembling the casserole the night before and refrigerating it allows the flavors to meld. Just bake it when you’re ready to serve. It’s best to bake it within 12-24 hours for optimal freshness.

Can I use homemade cinnamon roll dough instead of store-bought?

Absolutely. If you prefer making your own dough, prepare it according to your favorite recipe, roll it out, and cut into pieces. Use the same baking and soaking process as with the store-bought rolls.

Is it necessary to soak the casserole overnight?

Soaking overnight helps the custard fully absorb into the rolls, resulting in a softer, more cohesive dish. However, if you’re short on time, a minimum of 2 hours of refrigeration can suffice, though the texture might be slightly less tender.

What if I don’t have cinnamon rolls with icing?

You can use plain cinnamon rolls and add a simple glaze or icing made from powdered sugar, milk, and vanilla after baking. Alternatively, drizzle with cream cheese frosting for extra richness.

Can I add fruit or nuts to customize the casserole?

Yes, adding chopped nuts, raisins, or diced fruit like apples or berries can enhance flavor and texture. Just sprinkle or distribute evenly before pouring the custard and baking.

How do I know when the casserole is done?

The casserole is ready when it is puffed up, golden brown on top, and a toothpick inserted into the center comes out clean or with moist crumbs. The edges should be slightly crispy.

This cinnamon roll casserole offers a delightful, easy-to-make breakfast that combines the best flavors of cinnamon rolls with the convenience of baking in a dish. Perfect for feeding a crowd or enjoying a comforting weekend breakfast, it’s flexible enough to adapt to your preferences and dietary needs, making mornings just a little sweeter.

Cinnamon Roll Casserole 9×13 Recipe for Easy Breakfast