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Easy Make-Ahead Cinnamon Roll Casserole Recipe for Perfect Breakfasts

easy make-ahead cinnamon roll casserole - featured image

A forgiving, sweet, and cozy cinnamon roll casserole that can be prepped ahead and baked for a perfect breakfast or brunch. Gooey cinnamon-laced layers soaked in custard with a tender center and crisp top.

Ingredients

Scale
  • One 12-ounce can of large cinnamon rolls with icing (preferably Pillsbury)
  • 4 large eggs, room temperature
  • 1 cup (240 ml) whole milk or half-and-half
  • 2 teaspoons vanilla extract
  • 1 teaspoon ground cinnamon
  • 2 tablespoons packed brown sugar
  • ¼ teaspoon salt
  • 2 tablespoons melted butter
  • Optional toppings: chopped pecans or walnuts, fresh berries

Instructions

  1. Preheat your oven to 350°F (175°C).
  2. Lightly butter or spray an 8×8-inch casserole dish.
  3. Open the can and slice each cinnamon roll into quarters. Use a sharp knife dipped in warm water for clean cuts if sticky.
  4. Spread the cinnamon roll pieces evenly in the prepared casserole dish.
  5. In a large bowl, whisk together 4 large eggs, 1 cup whole milk, 2 teaspoons vanilla extract, 1 teaspoon ground cinnamon, 2 tablespoons brown sugar, ¼ teaspoon salt, and 2 tablespoons melted butter until fully combined and slightly frothy.
  6. Slowly pour the custard evenly over the cinnamon roll pieces. Press down gently with a spatula to ensure all pieces soak without squishing.
  7. Cover tightly with aluminum foil and refrigerate overnight or up to 24 hours if making ahead.
  8. Remove foil and bake uncovered for 35-40 minutes (add 5-10 minutes if baking from cold). The casserole should be puffed, golden brown, and a knife inserted in the center should come out clean.
  9. While still warm, drizzle the included cinnamon roll icing over the casserole. Add chopped nuts or fresh berries if desired.
  10. Let sit for 5-10 minutes before serving to set up.

Notes

Use room temperature eggs and milk for a smooth custard. Whisk custard well to avoid egginess. Cover casserole tightly when refrigerating to prevent drying. Watch baking time closely to avoid overbaking. Use included icing for best flavor. Tent with foil if top browns too fast. For dairy-free, use almond milk and coconut oil; for vegan, use vegan cinnamon rolls and flaxseed egg substitute. Gluten-free cinnamon rolls can be used but texture may vary.

Nutrition

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