1-Step 1: Prepare Your Oven and Baking DishStart by preheating your oven to 350 degrees Fahrenheit. This temperature allows the casserole to bake evenly, giving the custard time to set while the top develops that gorgeous golden brown color. While the oven heats, prepare a 9×13 inch casserole dish with cooking spray. You can also grease the pan with melted butter or a neutral cooking oil for added flavor and to prevent any sticking. Butter will give the edges a slightly richer taste that complements the cinnamon rolls beautifully.

2-Step 2: Create the Custard MixtureIn a medium bowl, crack your 4 eggs and add the half and half (or heavy cream if you prefer a richer custard). Pour in 2 teaspoons of vanilla extract, then add 1/4 teaspoon each of cinnamon and nutmeg. Whisk everything together until fully combined and the spices are evenly distributed throughout the liquid. The mixture should be smooth and slightly frothy from whisking. Set this custard aside while you prepare the cinnamon rolls.

3-Step 3: Cut and Arrange the Cinnamon RollsOpen your 2 tubes of refrigerated cinnamon rolls. You’ll have 16 rolls total. Working with one roll at a time, cut each piece of dough into 1-inch chunks. A pizza cutter works wonderfully for this task, though kitchen shears or a sharp knife will do the job just as well. The goal is to create bite-sized pieces that will soak up the custard while baking. Place all the cut cinnamon roll pieces into your prepared 9×13 baking dish, spreading them out somewhat evenly across the pan.

4-Step 4: Add the CustardTake your whisked egg mixture and pour it evenly over the cinnamon roll pieces in the baking dish. Gently toss the pieces to ensure every chunk gets coated with the custard. This step is crucial because it’s what transforms ordinary cinnamon rolls into a French toast-style breakfast bake. The custard will settle between and around the dough pieces, creating that signature soft, pudding-like texture once baked. Make sure the pieces are distributed somewhat evenly so the casserole bakes uniformly.

5-Step 5: Bake Until GoldenPlace the dish in your preheated oven and bake for 30-35 minutes. You’ll know it’s done when the top is golden brown and slightly crunchy to the touch. The edges should be bubbling slightly, and a knife inserted into the center should come out clean or with just a few moist crumbs. If you’re using a glass baking dish, you might need an extra 5 minutes since glass takes longer to heat up. For a fun presentation alternative, you can bake this in a cast iron skillet instead of a casserole dish.

6-Step 6: Add the Finishing TouchesRemove the baked casserole from the oven and let it rest for just a minute. While it’s still warm, drizzle the icing from the cinnamon roll packets over the top. If you’re using maple syrup, add that now too. The warmth of the casserole will help both the icing and syrup spread slightly, creating a beautiful glaze across the surface. For an over-the-top finish, you could even add a dollop of whipped cream or a sprinkle of powdered sugar.

7-Step 7: Rest and ServeLet the casserole rest for 5-10 minutes before slicing. This resting period allows the custard to set fully, making it easier to cut clean portions. Serve warm, perhaps alongside fresh strawberries and blueberries for a pop of color and freshness. This recipe serves 8-10 people comfortably, making it ideal for family gatherings or brunch parties. For a heartier meal, pair it with crispy bacon, breakfast sausage, or scrambled eggs on the side.