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Breakfast · Part 2 of 3: Instructions

Crockpot Apple Cinnamon French Toast Casserole Step-by-step instructions

A warm, golden-brown apple cinnamon French toast casserole served on a white plate.
Prep
Cook
Total
Serves
6
Includes 10 min resting

Before you start

Before beginning, ensure that your slow cooker is clean and that the ceramic insert is properly seated. Cut the loaf of challah bread into uniform one-inch cubes to ensure even absorption of the custard.

Have all your measured ingredients, including the apple pie filling, ground cinnamon, brown sugar, eggs, and half-and-half, ready on your workspace. It is essential to have the egg mixture whisked until perfectly smooth, with no streaks of yolk remaining, as this ensures a consistent texture throughout the casserole once it has finished cooking.

Ingredients at a glance (6)
  • 1 loaf challah bread, cubed
  • 21 oz apple pie filling
  • 1 tsp ground cinnamon
  • 1/4 cup brown sugar
  • 6 large eggs
  • 1 1/2 cups half-and-half

Instructions

Layering the ingredients

  1. Assemble the base
    Arrange the cubed challah bread evenly across the bottom of the slow cooker insert. Spoon the apple pie filling over the bread cubes, ensuring the apples are distributed throughout to provide sweetness and texture in every bite.
    Look for bread is evenly distributed
    Tip ensure the bread cubes are roughly one-inch in size for uniform absorption

At the end of this phase, the bread cubes should be evenly distributed across the bottom of the slow cooker, with the apple pie filling spooned generously over the top. Check that the apples are spread out enough to provide a balanced flavor in every portion. The assembly should look tidy, with the bread providing a solid foundation for the remaining liquid ingredients that will follow, ensuring a uniform and delicious result.

Adding the custard

  1. Season and soak
    Sprinkle the ground cinnamon and brown sugar over the apple-topped bread. In a separate bowl, whisk together the eggs and half-and-half until completely combined, then pour this mixture evenly over the bread and apples in the slow cooker.
    Look for egg mixture is poured
    Tip press down lightly on the bread to help it soak up the custard mixture

Once the cinnamon, brown sugar, and egg mixture have been added, the casserole should look well-saturated. The custard should reach about two-thirds of the way up the sides of the bread, which is the perfect level for absorption without making the dish overly wet.

Ensure that the cinnamon and sugar are distributed evenly over the top layer, as this creates the signature spiced flavor that defines the finished breakfast casserole.

Final slow cooking

  1. Cook the casserole
    Cover the slow cooker and cook on low for 3 hours. To ensure the eggs are fully cooked, verify that the internal temperature of the egg mixture reaches 160°F (71°C). Allow the casserole to rest for 10 minutes before serving to ensure the custard sets properly.
    Look for casserole is set and firm
    Safe temperature 160°F (71°C) internal temperature (egg dishes)
    Tip check for doneness by inserting a knife into the center to see if it comes out clean

After the cooking time, the casserole should have a firm, set appearance with a slight golden color on the top. The edges will be slightly darker and the center should no longer wobble when the insert is gently shaken. The aroma in the kitchen should be fragrant with baked apples and cinnamon. Always perform the final temperature check to ensure the eggs are fully cooked before proceeding to the resting stage.

Common mistakes

A common mistake is using bread that is too fresh or soft, which can lead to a soggy casserole instead of a firm, bread-pudding-like texture. Another error is failing to whisk the eggs and half-and-half thoroughly, which can result in pockets of plain egg or unmixed dairy.

Ensure the slow cooker is not overcrowded, as this prevents proper cooking, and avoid opening the lid frequently during the cook time, as heat loss significantly increases the required cooking duration and can cause the edges to dry out before the center is fully set.

How to tell it’s done

The casserole is done when the edges are set and slightly golden, and the center is firm to the touch. Use an instant-read thermometer to check that the internal temperature of the egg custard has reached at least 160°F (71°C) in the thickest part.

If the center still appears liquid or runny, continue cooking for an additional 15 to 20 minutes before checking again. Always allow the casserole to rest for at least 10 minutes after turning off the slow cooker, as this allows the custard to firm up for easier serving.

  • Egg dishes: 160°F (71°C) in the thickest part

Coming up in Part 3: common questions

  • Can this casserole be made in a smaller slow cooker?
  • Why does the casserole need to rest before serving?
  • Is it possible to use a different type of bread?

Also in Part 3: variations (Berry Apple Blend, Nutty Crunch), storage and make-ahead, and the printable recipe card.

Up next · Part 3 of 3

2 variations · storage & make-ahead · 3 answers · printable card

Tips, FAQ & printable recipe (Part 3)← Back to the ingredients (Part 1)