Mushroom & Swiss Egg Bake | Breakfast Casserole

Mushroom & Swiss Egg Bake | Breakfast Casserole

The aroma of sautéed mushrooms and melted Swiss cheese wafting from the oven is the perfect way to start a lazy Sunday morning, and that’s exactly what I experienced with this Mushroom & Swiss Egg Bake | Breakfast Casserole.

I remember making this recipe for the first time on a chilly winter morning, and the combination of earthy mushrooms, creamy cheese, and fluffy eggs was love at first bite.

It was during a particularly busy week when I realized that this Mushroom & Swiss Egg Bake | Breakfast Casserole quickly became a cherished family favorite.

Why You’ll Love This Mushroom & Swiss Egg Bake | Breakfast Casserole

  • The combination of textures from the crispy edges, creamy cheese, and soft eggs is pure perfection.
  • The earthy flavor of the mushrooms pairs beautifully with the nutty taste of the Swiss cheese.
  • This recipe can be ready in under 45 minutes, making it perfect for busy mornings.
  • The foolproof recipe ensures that you’ll get a delicious breakfast every time.
  • It’s perfect for brunch gatherings or special occasions.

Ingredients You’ll Need

  • 6 eggs
  • 1 cup milk
  • 1 cup shredded Swiss cheese
  • 1/2 cup shredded cheddar cheese
  • 1/2 cup cooked mushrooms
  • 1/4 cup chopped onion
  • 2 cloves garlic, minced
  • 1 teaspoon dried thyme
  • Salt and pepper, to taste
  • 6 slices of bread, cubed

The star ingredients of this recipe, mushrooms and Swiss cheese, are a match made in heaven. The earthy flavor of the mushrooms complements the creamy, nutty taste of the cheese perfectly.

Expert Tips for the Best Mushroom & Swiss Egg Bake | Breakfast Casserole

  • Critical technique: Sauté the mushrooms until they’re soft and fragrant to bring out their natural sweetness.
  • Common mistake: Overmixing the eggs can make them tough; stop mixing once the ingredients are combined.
  • Pro upgrade: Add some diced ham or bacon for added protein and flavor.
  • Doneness cue: The eggs are done when they’re set and lightly golden brown on top.
  • Make-ahead tip: Prepare the recipe up to a day in advance and refrigerate or freeze for later use.

Variations and Substitutions

For a gluten-free version, swap out the regular bread for gluten-free bread. You can also substitute the Swiss cheese with cheddar or feta for a different flavor profile. Add some diced jalapeños for an extra kick!

How to Store and Reheat

Store leftovers in the refrigerator for up to 3 days in an airtight container. Reheat in the microwave or oven until warmed through. You can also freeze the casserole for up to 2 months and reheat when needed.

Frequently Asked Questions

Can I make this recipe ahead of time?

Yes, you can prepare the recipe up to a day in advance and refrigerate or freeze for later use. Just reheat when you’re ready to serve.

What can I substitute for the Swiss cheese?

You can substitute the Swiss cheese with cheddar, feta, or even goat cheese for a different flavor profile.

How do I know when the eggs are done?

The eggs are done when they’re set and lightly golden brown on top.

I hope you enjoy this Mushroom & Swiss Egg Bake | Breakfast Casserole as much as my family does! Don’t hesitate to reach out if you have any questions or if you’d like any variations on the recipe.

✦ Recipe Card ✦

Mushroom & Swiss Egg Bake

⏱️
PREP
15 mins
🔥
COOK
25 mins
TOTAL
40 mins
👤
SERVES
6-8 servings
🔥 Calories 320 kcal💪 Protein 28g🌾 Carbs 22g🫙 Fat 12g

🧂 Ingredients

6 eggs
1 cup milk
1 cup shredded Swiss cheese
1/2 cup shredded cheddar cheese
1/2 cup cooked mushrooms
1/4 cup chopped onion
2 cloves garlic, minced
1 teaspoon dried thyme
Salt and pepper, to taste
6 slices of bread, cubed

👩‍🍳 Instructions

  1. 1Preheat oven to 350°F (180°C).
  2. 2In a large skillet, sauté the mushrooms, onion, and garlic until softened.
  3. 3In a large bowl, whisk together eggs, milk, shredded Swiss cheese, shredded cheddar cheese, thyme, salt, and pepper.
  4. 4Add the cooked mushroom mixture to the egg mixture and stir to combine.
  5. 5In a greased 9×13-inch baking dish, arrange half of the cubed bread in the bottom.
  6. 6Pour half of the egg mixture over the bread, followed by half of the remaining bread, and finally the remaining egg mixture.
  7. 7Top with the remaining bread and sprinkle with additional cheese if desired.
  8. 8Bake for 25-30 minutes, or until the eggs are set and the bread is golden brown.
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