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High-Protein Breakfast Casserole: A Wholesome Morning Delight
Healthy RecipesBreakfast & Brunch

High-Protein Breakfast Casserole: A Wholesome Morning Delight

30 min Cook
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Start your day off right with our High-Protein Breakfast Casserole! This recipe brilliantly combines vibrant vegetables, protein-rich eggs, and cheese for a filling breakfast that’s bursting with flavor. The earthy notes from wild mushrooms and baby kale seamlessly pair with the sweetness of red bell pepper and the gentle aroma of garlic powder, creating a dish that will have the entire family returning for seconds. Not only is it delicious, but it’s also simple to prepare, making it a perfect option for busy weekday mornings or leisurely weekend brunches.

This casserole embodies versatility; you can easily customize it based on what’s in your fridge or what’s currently in season. A perfect dish for holidays or gatherings, it can serve a crowd while being mindful of dietary needs, as it’s packed with protein and nutrients. The main ingredients, including fresh wild mushrooms, baby kale, and cottage cheese, not only add flavor but also contribute significant health benefits, ensuring you start your day on a nutritious note.

Quick Facts:

  • Active Time: 20 minutes
  • Total Time: 50 minutes
  • Servings: 8
  • Nutrition Tags: High in protein, low sodium, gluten-free

Key Highlights:

  • Flavor: Savory with earthy notes and a creamy finish.
  • Nutrition: High in protein and fiber, and loaded with vitamins A and C.
  • Versatility: Perfect for breakfast, brunch, or meal-prepped snacks.

Test Kitchen Tips:

  1. Make Ahead: Assemble the casserole a day in advance for an easy, ready-to-bake breakfast.
  2. Storage: Leftovers can be refrigerated for up to four days; reheat individual portions in the microwave.
  3. Ingredient Swaps: Substitute the Colby-Jack cheese with your favorite cheese or add cooked sausage or tofu for variety.
  4. Vegetable Variations: Use seasonal vegetables such as zucchini or spinach alongside mushrooms for added nutrition.
  5. Cottage Cheese Texture: For a creamier texture, choose ricotta cheese or Greek yogurt instead of cottage cheese.

Nutrition Notes:

Each serving of this High-Protein Breakfast Casserole contains valuable nutrients such as vitamin K, omega-3 fatty acids, and calcium. The addition of baby kale provides a significant boost in vitamins A and C, while the eggs contribute to a high protein count, helping you to feel fuller longer. For an in-depth analysis of nutrient benefits, check out this detailed article on the health benefits of eggs.

Nutrition Facts per Serving:

  • Calories: 270
  • Fat: 15g
  • Carbohydrates: 12g
  • Fiber: 1g
  • Protein: 21g
  • Sodium: 320mg

FAQ: High-Protein Breakfast Casserole

Q1: Can I use other vegetables in this High-Protein Breakfast Casserole?
A1: Absolutely! Feel free to mix in your favorite seasonal vegetables. Options like spinach, zucchini, or broccoli work beautifully.

Q2: How can I make this dish suitable for meal prep?
A2: You can prepare the casserole entirely in advance, store it in the fridge, and bake it as needed. It also reheats well, making it perfect for quick breakfasts throughout the week.

Q3: Is there a dairy-free alternative for this recipe?
A3: Yes, you can replace the cottage cheese and milk with plant-based alternatives like almond milk and cashew or coconut yogurt.

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High-Protein Breakfast Casserole

High-Protein Breakfast Casserole

steve-ammourigmail-com
Kickstart your day with this hearty high-protein breakfast casserole, featuring a medley of wild mushrooms, colorful bell peppers, and nutrient-rich baby kale. Packed with flavor and essential nutrients, this dish is perfect for meal prep and can be enjoyed throughout the week.
prep time
20 min
cooking time
30 min
servings
8
total time
50 min

Equipment

  • Large skillet

  • Mixing bowl

  • Whisk

  • Casserole dish

  • Oven

  • Spatula

Ingredients

  • 2 tablespoons extra-virgin olive oil, divided

  • 4 ounces sliced fresh wild mushrooms (e.g., oyster or shiitake)

  • 1 medium red bell pepper, chopped

  • 1 small yellow onion, chopped

  • ¼ teaspoon salt, divided

  • 1 (5-ounce) package baby kale

  • 1½ teaspoons garlic powder

  • ¼ teaspoon crushed red pepper

  • 8 large eggs

  • ½ cup small-curd 2% reduced-fat cottage cheese

  • ⅓ cup whole milk

  • 1½ cups shredded Colby-Jack cheese, divided

Instructions

1

Preparation

  1. Preheat the oven to 350°F (175°C) and lightly grease a casserole dish with a teaspoon of olive oil.
  2. In a large skillet, heat 1 tablespoon of olive oil over medium heat. Add the chopped onion and sauté until translucent, about 3-4 minutes.
  3. Stir in the sliced mushrooms and bell pepper, sprinkle with ¼ teaspoon salt, and cook for an additional 5-6 minutes until softened.
  4. Add the baby kale to the skillet, along with garlic powder and crushed red pepper, cooking until the kale is wilted, approximately 2-3 minutes. Remove from heat and let cool slightly.
  5. In a mixing bowl, whisk together the eggs, cottage cheese, whole milk, and remaining ¼ teaspoon of salt until well combined.
  6. Fold the sautéed vegetable mixture into the egg mixture, then gradually stir in 1 cup of shredded Colby-Jack cheese.
  7. Pour the entire mixture into the prepared casserole dish, spreading it evenly. Top with the remaining ½ cup of shredded cheese.
  8. Bake in the preheated oven for 25-30 minutes until the casserole is set in the center and golden on top. Let cool for 5 minutes before serving.

Notes

For a spicier kick, adjust the crushed red pepper to taste. Feel free to substitute with your favorite vegetables or cheese varieties for a personalized touch. Ensure to grease your casserole dish well to avoid sticking.
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About author
With a passion for holistic wellness and a science-based approach to sugar detox, Mélanie T. helps clients reclaim their energy, balance their hormones, and develop a healthy relationship with food. She specializes in personalized nutrition plans that reduce sugar dependence and support sustainable weight loss. Mélanie’s mission is to make clean eating practical, enjoyable, and empowering—one meal at a time.
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