Recipe Background
When you have brunch plans in the morning and little time to prep, Overnight Brunch Casserole is here to the rescue! The night before, you whip up the creamy, cheesy filling, sauté the earthy mushrooms and savory green onions, cook the salty ham, and scramble the fluffy eggs. You pour it all into a casserole dish and top with seasoned, buttery bread cubes for that bougie brunch flare. Then, you let all the flavors blend together overnight so you can pop it in the oven first thing in the morning! Overnight Brunch Casserole will be waiting for you to dig in and enjoy a bubbly brunch!
When you have brunch plans in the morning and little time to prep, Overnight Brunch Casserole is here to the rescue! The night before, you whip up the creamy, cheesy filling, sauté the earthy mushrooms and savory green onions, cook the salty ham, and scramble the fluffy eggs. You pour it all into a casserole dish and top with seasoned, buttery bread cubes for that bougie brunch flare. Then, you let all the flavors blend together overnight so you can pop it in the oven first thing in the morning! Overnight Brunch Casserole will be waiting for you to dig in and enjoy a bubbly brunch!
Ingredients
For the casserole:
- 3 tablespoons butter divided
- 2 tablespoons all-purpose flour
- 1/2 teaspoon salt
- 1/8 teaspoon pepper
- 2 cups fat-free milk
- 5 slices of reduced-fat American cheese chopped
- 1 1/2 cups fresh mushrooms sliced
- 2 green onions finely chopped
- 1 cup ham fully cooked and cubed
- 2 cups egg substitute
- 4 large eggs
For the topping:
- 3 slices of whole-wheat bread cubed
- 4 teaspoons butter melted
- 1/8 teaspoon paprika
Directions
- Cover a 9x13-inch dish with cooking spray.
- In a large saucepan, melt 2 tablespoons of the butter.
- Stir in the flour, salt, and pepper to the butter until smooth; gradually add the milk.
- Bring the flour mixture to a boil.
- Cook and stir until the flour mixture has slightly thickened, or about 2 minutes.
- Stir the cheese into the flour mixture until it is melted.
- Transfer the saucepan away from the heat.
- In a large nonstick skillet, sauté the mushrooms and the green onions in 1 tablespoon of the butter until tender.
- Add the ham to the veggies and cook until it is heated through.
- In a small bowl, whisk the egg substitute and the eggs. Add the egg mixture to the skillet.
- Cook the veggie and egg mixture until it has almost set.
- Stir in the cheese sauce.
- Transfer the casserole mixture into the prepared baking dish.
- In a small bowl, toss the bread cubes in the remaining 4 teaspoons of the butter.
- Arrange the bread cubes over the casserole mixture and sprinkle with the paprika.
- Cover the casserole and refrigerate for at least 8 hours and up to overnight.
- Transfer the casserole out of the refrigerator 30 minutes before baking.
- Preheat the oven to 350 degrees F.
- Bake, uncovered, until a knife inserted in the center comes out clean, about 40-45 minutes.
- Let the casserole stand for 10 minutes before cutting.
- Cut and serve.
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