Christmas Morning Egg Casserole

Ingredients

• cooking spray , such as Pam®
• 2 cups diced cooked ham
• 2 tablespoons butter , or as needed
• 7 slices bread , crusts removed
• 0.5 pounds American cheese , cubed
• 3 cups milk
• 6 eggs , beaten
• 0.75 teaspoons dry mustard
• 0.75 teaspoons salt

Instructions

1. 1

   Gather all ingredients.

2. 2

   Spray a 9x13-inch casserole dish with cooking spray.

3. 3

   Spread ham into the bottom of prepared casserole dish. Butter one side of each bread slice; cut slices into cubes. Arrange buttered bread cubes atop ham; layer American cheese over bread cubes.

4. 4

   Whisk milk, eggs, mustard powder, and salt together in a bowl; pour over American cheese layer. Cover dish with aluminum foil and refrigerate 8 hours or overnight.

5. 5

   Preheat oven to 350 degrees F (175 degrees C). Remove aluminum foil from casserole.

6. 6

   Bake in the preheated oven until cheese is melted and eggs are set in the middle, about 1 hour.