21 Easy Christmas Breakfast Casseroles to Make Ahead (or the Morning Of)

Get the rich, custardy sweetness of French toast without having to cook each slice individually. Bonus: You can prep this the night before, then bake it the next morning.

Chorizo sausage spices up this classic Spanish egg dish—which can be made ahead and served at room temperature.

The classic Italian fruit bread panettone lends extra sweetness to the classic bread pudding—and makes a perfect breakfast for Christmas morning.  You can chop the bread and mix the liquid ingredients the night before—just combine them a few minutes before you pop the pudding into the oven.

This is the ultimate comfort food Christmas breakfast casserole, loaded with sausage, tater tots, veggies and cheese. Add a little hot sauce and jalapeños for spicy food fans, or keep it on the milder side.

If you're feeling a little more nice than naughty on Christmas morning, this baked oatmeal, flecked with seasonal cranberries, is a festive (yet still relatively healthy) breakfast choice.

If you want a Christmas breakfast you can prep ahead of time, try this savory take on a bread pudding. You can prep the bread and veggies in advance, then simply combine with eggs and cheese that morning and bake. 

This fancy French clafoutis-like custard comes together quickly in a blender, and you can sub in whatever fruit you'd like for the cherries and berries.

This comfort-food casserole gets cooked low and slow in the slow cooker. Prep the night before and set the timer to have it start baking before you even get up on Christmas morning.

Rich layers of chocolate and croissants put this in the dessert category on most days—but on Christmas morning? This bread pudding is breakfast.

Chop up the ingredients the night before, and it'll take you just 5 minutes to assemble this tasty breakfast casserole Christmas morning. 

Whip out the slow cooker for this gooey, decadent breakfast bread, studded with pecans and cinnamon.

Love breakfast sandwiches? This combo of bacon, egg, cheese—and English muffins—puts it all together in one amazing Christmas breakfast casserole. 

This ultimate make-ahead breakfast lets you prep your French toast up to 24 hours in advance, then simply slip it into the oven to bake on Christmas morning.

It takes just 10 minutes to assemble this tasty frittata—and the red and green of tomatoes and spinach make it a healthy  (and very Christmassy) treat. 

Baked oatmeal is simply delicious—and this morning glory version with shredded carrot and apples is tasty and super easy to make.

You can cook this hearty casserole with pesto, peppers and corn tortillas in full the night before, then just warm up (or serve at room temperature) for Christmas morning breakfast.

This sweet slow cooker risotto can be completely prepped the night before, then programmed to start cooking before you even wake up Christmas morning. 

You can do most of the prep for this tasty mushroom-and-gruyere dish the night before, then just assemble and bake on Christmas morning.

Add a few superfoods to your Christmas morning breakfast with this easy frittata, which features salmon, sweet potatoes and a touch of tarragon.

A lemon-infused glaze and fresh blueberries freshen up this super-easy slow-cooker breakfast recipe.

You can prep this tasty bread pudding the night before, then just pop it in the oven the next morning. (It's also just as tasty at room temperature, if you want to make it in full the night before.)