Cheesy Mushroom Breakfast Casserole

A warm and comforting breakfast casserole filled with sautéed mushrooms, melty cheese, and creamy custard, perfect for a cozy morning meal.

Prep
15 min
Cook
30 min
Total Time
45 min
Servings
4
Difficulty
easy
Cuisine
Midwestern American
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Ingredients

Servings:
4
  • 8ozssliced mushrooms, sliced
  • 2cupsshredded cheddar cheese
  • 2cupswhole milk

Step-by-Step

  1. 1

    Preheat the oven to 350°F. Grease a 9x13 inch baking dish.

    5m350°F
  2. 2

    In a large skillet, sauté the sliced mushrooms over medium heat until they are tender and have released their liquid, about 8-10 minutes.

    10mmedium heat
  3. 3

    In a large bowl, whisk together the milk, 4 large eggs, 1/2 teaspoon salt, and 1/4 teaspoon black pepper.

    5m
  4. 4

    Spread the sautéed mushrooms in the prepared baking dish. Top with the shredded cheddar cheese.

    5m
  5. 5

    Pour the milk and egg mixture over the cheese and mushrooms, making sure to distribute it evenly.

    5m
  6. 6

    Bake the casserole for 25-30 minutes, or until the center is set and the top is golden brown.

    30m350°F
  7. 7

    Allow the casserole to cool for 5 minutes before serving.

    5m