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Croque Monsieur Casserole

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  • Author: Lily Carter
  • Prep Time: 20 mins
  • Cook Time: 55 mins
  • Total Time: 1 hr 15 mins
  • Yield: 6-8 servings 1x
  • Category: Main-course
  • Method: Baking
  • Cuisine: French

Description

This Croque Monsieur Casserole is a delightful twist on the classic French sandwich, combining layers of sourdough English muffins, ham, and Swiss or Gruyere cheese in a rich and creamy egg mixture.


Ingredients

Units Scale

Main Ingredients:

  • 6 sourdough English muffins, cut into cubes
  • 10 tablespoons butter, divided
  • 2 tablespoons Dijon mustard
  • 8 large eggs
  • 1 1/4 cups half-and-half
  • 1 1/2 teaspoons kosher salt, divided
  • 3/4 teaspoon freshly ground black pepper, divided
  • 1/2 pound deli sliced ham
  • 3 cups grated Swiss or Gruyere cheese, divided

Sauce Ingredients:

  • 2 cups milk
  • 4 tablespoons all-purpose flour
  • 1/8 teaspoon grated nutmeg
  • 3 tablespoons freshly grated Parmesan cheese

Instructions

  1. Preheat Oven: Preheat the oven to 350°F and grease a 9×13-inch baking dish.
  2. Prepare Bread Base: Place the cubed English muffins in the baking dish and drizzle with melted butter and Dijon mustard.
  3. Layer Ham and Cheese: Add a layer of ham followed by a layer of cheese over the bread mixture.
  4. Whisk Egg Mixture: In a bowl, whisk together eggs, half-and-half, salt, and pepper. Pour this mixture over the casserole.
  5. Make Sauce: In a saucepan, whisk together milk, flour, nutmeg, and Parmesan cheese until thickened. Pour this sauce over the casserole.
  6. Bake: Cover the casserole with foil and bake for 30 minutes. Remove foil and bake for an additional 20-25 minutes until golden and set.
  7. Serve: Let the casserole rest for a few minutes before slicing and serving.

Notes

  • This casserole can be prepared a day in advance and refrigerated until ready to bake.
  • You can customize the fillings by adding vegetables or different types of cheese.

Nutrition

  • Serving Size: 1 serving
  • Calories: 450 kcal
  • Sugar: 3 g
  • Sodium: 900 mg
  • Fat: 30 g
  • Saturated Fat: 17 g
  • Unsaturated Fat: 10 g
  • Trans Fat: 0 g
  • Carbohydrates: 25 g
  • Fiber: 1 g
  • Protein: 20 g
  • Cholesterol: 200 mg