Amazing Breakfast Casserole - cooking recipe

Ingredients

3 cups seasoned croutons
1/2 cup shredded swiss cheese
4 eggs
3 cups milk, divided
2 cups shredded cheddar cheese
2 lbs pork sausage, fried and crumbled
3/4 teaspoon mustard
1 (10 ounce) can cream of mushroom soup

Preparation

Cover the bottom of a 9x13 inch baking dish with the seasoned croutons.
Sprinkle with the cheeses and sausage.
Mix together the eggs, mustard, and 2 1/2 cups milk.
Pour over the crouton mixture.
Cover with foil and refrigerate overnight.
When ready to bake, mix can of soup with 1/2 cup milk.
Pour on top of casserole.
Bake at 300 degrees for 1 1/2 hours.