How to Make Overnight Asparagus Mushroom Strata - A Step-by-Step Guide

Are you looking for a delicious and easy breakfast casserole that can be made ahead of time? Look no further than this Overnight Asparagus Mushroom Strata recipe! This savory and satisfying dish is perfect for feeding a crowd for a brunch or breakfast gathering, and it's also a great option for meal prep for busy weekday mornings. With layers of bread, asparagus, mushrooms, and cheese, this strata is bursting with flavor and makes for a hearty and filling meal.

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Ingredients

  • 2 teaspoons butter, or as needed
  • 1 ¾ cups sliced crimini mushrooms
  • 5 English muffins, split and toasted
  • 1 cup shredded Colby-Monterey Jack cheese
  • 1 pound fresh asparagus, trimmed and cut into 1-inch pieces
  • ½ cup chopped red bell pepper
  • ½ onion, finely chopped
  • 8 eggs
  • 2 cups milk
  • 1 teaspoon salt
  • 1 teaspoon dry mustard powder
  • ¼ teaspoon ground black pepper
  • 1 cup shredded Colby-Monterey Jack cheese

Information

  • Prep Time: 25 mins
  • Cook Time: 50 mins
  • Additional Time: 8 hrs 35 mins
  • Total Time: 9 hrs 50 mins
  • Servings: 8
  • Yield: 1 9x13-inch casserole

  • Melt butter in a skillet over medium heat, and cook and stir mushrooms until their liquid has mostly evaporated and mushrooms are beginning to brown, about 10 minutes. Set the mushrooms aside.
  • Grease a 9x13-inch baking dish, and arrange 8 muffin halves, cut-sides up, in the bottom of the dish. Stuff pieces of remaining muffins into the spaces between halves. Spread 1 cup of Colby-Monterey Jack cheese over muffins in a layer, and distribute asparagus pieces, mushrooms, red pepper, and onion over cheese.
  • Whisk together eggs, milk, salt, dry mustard, and black pepper in a bowl, and pour egg mixture over muffins and vegetables. Cover the dish, and refrigerate overnight.
  • The next day, preheat the oven to 375 degrees F (190 degrees C).
  • Remove casserole from the refrigerator and let stand for 30 minutes. Spread 1 cup of Colby-Monterey Jack cheese in a layer over the casserole.
  • Bake in the preheated oven until a knife inserted near the edge comes out clean, 40 to 45 minutes. Let stand 5 to 10 minutes before cutting into squares.
  • Nutrition

    349 cal.

    • Total Fat: 19g
    • Saturated Fat: 11g
    • Cholesterol: 226mg
    • Sodium: 785mg
    • Total Carbohydrate: 25g
    • Dietary Fiber: 2g
    • Total Sugars: 5g
    • Protein: 21g
    • Vitamin C: 16mg
    • Calcium: 178mg
    • Iron: 3mg
    • Potassium: 304mg