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Easy Cinnamon Roll Casserole Overnight Recipe

Easy Cinnamon Roll Casserole - featured image

A quick and easy overnight cinnamon roll casserole that combines canned cinnamon rolls with a creamy custard for a comforting and indulgent breakfast. Perfect for busy mornings and gatherings.

Ingredients

Scale
  • 2 cans (8 rolls each) canned cinnamon rolls with icing
  • 5 large eggs, room temperature
  • 2 cups (480 ml) whole milk or 2% milk
  • ½ cup (120 g) sour cream
  • ½ cup (100 g) packed light brown sugar
  • 1 teaspoon vanilla extract
  • 1 tablespoon ground cinnamon
  • 2 tablespoons unsalted butter, melted
  • Optional: chopped nuts (pecans or walnuts), fresh berries, or a drizzle of maple syrup for serving

Instructions

  1. Lightly grease a 9×13-inch baking dish with butter or non-stick spray. Open the canned cinnamon rolls and cut each roll into quarters. Spread the pieces evenly across the dish to create a base layer.
  2. In a medium bowl, whisk together 5 large eggs, 2 cups milk, ½ cup sour cream, ½ cup brown sugar, 1 teaspoon vanilla extract, and 1 tablespoon ground cinnamon until fully combined and smooth.
  3. Slowly pour the custard evenly over the cut cinnamon roll pieces in the dish. Use a spatula or spoon to gently press the pieces down so they soak evenly.
  4. Cover the dish tightly with plastic wrap or foil and place it in the refrigerator overnight or for at least 6 hours.
  5. The next morning, preheat the oven to 350°F (175°C). Remove the cover and bake uncovered for 35 to 40 minutes, or until the top is golden brown and the custard is set. Let cool for 5 minutes before serving. Optionally, drizzle with icing or a simple glaze.

Notes

Cover the casserole tightly overnight to prevent drying out. Let the casserole sit for 15 minutes after baking for easier slicing. If the top browns too quickly, tent with foil halfway through baking. For a thicker custard, add extra sour cream or an additional egg. Can be adapted for gluten-free or dairy-free diets with substitutions.

Nutrition

Keywords: cinnamon roll casserole, overnight breakfast, easy cinnamon rolls, breakfast casserole, cinnamon roll bake, quick breakfast, make-ahead breakfast