Sandwich French Toast Casserole

Ingredients

• cooking spray
• slice swhole wheat bread, or more to taste
• tablespoon butter, or as needed
• slice sdeli ham, or more to taste
• slice sSwiss cheese, or more to taste
• 1/2 cup milk
• eggs
• teaspoon Worcestershire sauce
• 1/2 teaspoon mustard powder
• salt and ground black pepper to taste

Instructions

1. Preheat oven to 350 degrees F (175 degrees C). Spray the inside of a 9x13 inch casserole dish with cooking spray.
2. Spread butter on one side of each bread slice; top each bread slice with 2 slices ham and 1 slice Swiss cheese. Arrange open faced sandwiches in the prepared casserole dish, overlapping them to fit.
3. Whisk milk, eggs, Worcestershire sauce, mustard powder, salt, and pepper together in a bowl; pour milk mixture over the open faced sandwiches. Allow milk mixture to soak in for at least 15 minutes.
4. Bake in the preheated oven until eggs are set and casserole is cooked through, about 20 minutes.