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Ham and Cheese Croissant Casserole Recipe

5 Stars 4 Stars 3 Stars 2 Stars 1 Star 4.4 from 10 reviews
  • Author: Hannah
  • Prep Time: 30 minutes
  • Cook Time: 45 minutes
  • Total Time: 1 hour 35 minutes
  • Yield: 15 servings
  • Category: Breakfast
  • Method: Baking
  • Cuisine: American
  • Diet: Low Lactose

Description

A delicious Ham and Cheese Croissant Casserole that combines flaky croissants, savory Black Forest ham, and melted Swiss cheese, soaked in a flavorful egg custard with maple syrup and spices. Perfect for a hearty breakfast or brunch, served with powdered sugar and raspberry jam for a sweet contrast.


Ingredients

Scale

Casserole

  • 8 large croissants (20 oz or 570 g), left out overnight
  • 12 ounces Black Forest deli ham (340 g), chopped
  • 8 ounces shredded Swiss cheese
  • 8 large eggs
  • ½ cup half and half
  • 1 teaspoon salt
  • 1 teaspoon mustard powder
  • 1 teaspoon garlic powder
  • ¼ teaspoon white ground pepper
  • ⅓ cup 100% pure maple syrup

Toppings

  • Powdered sugar, for dusting
  • Raspberry jam, for serving


Instructions

  1. Prepare the croissants: Cut 8 large croissants into 1 to 1.5-inch cubes. Place cubes into a large mixing bowl.
  2. Add ham and cheese: Chop 12 ounces of Black Forest deli ham into pieces and separate any stuck layers. Add ham and 8 ounces shredded Swiss cheese to the croissants and toss to combine.
  3. Assemble in pan: Spread the croissant, ham, and cheese mixture evenly into a 9×13-inch baking pan.
  4. Make custard mixture: In a medium bowl or large measuring cup, beat 8 large eggs. Add ½ cup half and half, ⅓ cup maple syrup, 1 teaspoon salt, 1 teaspoon mustard powder, 1 teaspoon garlic powder, and ¼ teaspoon white ground pepper. Mix thoroughly.
  5. Pour custard over casserole: Pour the egg mixture evenly over the croissant mixture in the baking pan. Optionally, drizzle up to ¼ cup more maple syrup on top.
  6. Soak: Cover the pan with aluminum foil and let it soak for at least 20 minutes while the oven preheats to 350°F.
  7. Bake covered: Bake the covered casserole for 20 minutes in the preheated oven.
  8. Bake uncovered: Remove the foil, rotate the pan, and bake for an additional 25 minutes until the top is golden, slightly toasted, and the egg is fully cooked.
  9. Serve: Dust the casserole with powdered sugar and serve with raspberry jam and extra maple syrup if desired.

Notes

  • Day-old croissants work best as they absorb the custard better without falling apart.
  • You can substitute Swiss cheese with Gruyère or cheddar for a different flavor.
  • Allowing the casserole to soak ensures the custard fully penetrates the bread for a cohesive texture.
  • Add a pinch of freshly ground black pepper if white pepper is unavailable.
  • Leftovers can be refrigerated and reheated in the oven or microwave.

Nutrition

  • Serving Size: 1 serving
  • Calories: 350 kcal
  • Sugar: 8 g
  • Sodium: 600 mg
  • Fat: 20 g
  • Saturated Fat: 10 g
  • Unsaturated Fat: 8 g
  • Trans Fat: 0 g
  • Carbohydrates: 25 g
  • Fiber: 1 g
  • Protein: 15 g
  • Cholesterol: 220 mg