A delightful overnight breakfast casserole that combines Italian sausage, challah bread, cheddar cheese, milk, mustard, and eggs. Perfect for holidays and family vacations, this dish can be made ahead of time and feeds a crowd.
1: Preheat oven to 350F.
2: Spray a 9x13 baking dish lightly with nonstick cooking spray.
3: Heat a drizzle of oil in a medium pan and add sausage in pieces.
4: Cook over medium-high until browned and cooked through. Set aside to cool.
5: In a large bowl, combine bread, cooked sausage, and cheese.
6: In a separate bowl, whisk together milk, dry mustard, and salt.
7: Combine the milk mixture with the eggs.
8: Pour the wet ingredients over the sausage and bread mixture and mix to combine.
9: Pour mixture into the prepared baking dish and cover with plastic wrap.
10: Refrigerate for 30 minutes or up to overnight.
11: Bake uncovered for 45 minutes.
12: Enjoy reheated for the next day, if desired.
