Ingredients for - Make Ahead Breakfast Casserole

1. Seasoned croutons 2 ½ cups
2. Spicy pork sausage 1 pound
3. Eggs 4
4. Milk 2 ¼ cups
5. Condensed cream of mushroom soup 1 (10.75 ounce) can
6. Frozen chopped spinach - thawed, drained and squeezed dry 1 (10 ounce) package
7. Mushrooms, drained and chopped 1 (4.5 ounce) can
8. Shredded sharp Cheddar cheese 1 cup
9. Shredded Monterey Jack cheese 1 cup
10. Dry mustard ¼ teaspoon
11. Fresh parsley, for garnish 2 sprigs

How to cook deliciously - Make Ahead Breakfast Casserole

1 . Stage

Spread croutons on bottom of greased 9x13 inch baking dish. Crumble sausage into medium skillet. Cook over medium heat until browned, stirring occasionally. Drain off any drippings. Spread sausage over croutons.

2 . Stage

In a large bowl, whisk together eggs and milk until well blended. Stir in soup, spinach, mushrooms, cheeses and mustard. Pour egg mixture over sausage and croutons. Refrigerate overnight.

3 . Stage

The next morning, preheat oven to 325 degrees F (165 degrees C).

4 . Stage

Bake in preheated oven for 50 to 55 minutes or until set and lightly browned on top. Garnish with parsley sprigs and serve hot. DOTDASH MEREDITH FOOD STUDIOS