Healthy Breakfast Casserole Recipe

Start your day with this delicious and nutritious breakfast casserole packed with wholesome ingredients. This hearty dish combines protein-rich eggs, nutrient-dense vegetables, and fiber-packed quinoa for a satisfying morning meal. Not only is it easy to prepare, but it’s also perfect for meal prep, making busy mornings a breeze. Whether feeding a crowd or simply looking for a wholesome breakfast option, this healthy breakfast casserole will become a favorite in your household.

Servings: 6-8


  • 8 large eggs
  • 1 cup unsweetened almond milk (or any milk of your choice)
  • 1 teaspoon olive oil
  • 1 small onion, finely diced
  • 1 red bell pepper, diced
  • 1 green bell pepper, diced
  • 2 cups baby spinach, roughly chopped
  • 1 cup cherry tomatoes, halved
  • 1 cup cooked quinoa (or brown rice)
  • 1 cup reduced-fat shredded cheddar cheese (or any cheese of your choice)
  • Salt and pepper to taste
  • Optional: chopped fresh herbs such as parsley or chives for garnish


  1. Preheat your oven to 375°F (190°C). Grease a 9×13-inch baking dish with cooking spray or olive oil.
  2. Whisk together eggs, almond milk, salt, and pepper in a large mixing bowl until well combined. Set aside.
  3. In a skillet, heat olive oil over medium heat. Add diced onion and bell peppers. Sauté for 3-4 minutes until softened.
  4. Add baby spinach to the skillet and cook until wilted about 2 minutes. Remove from heat and let cool slightly.
  5. In the greased baking dish, spread cooked quinoa evenly on the bottom.
  6. Layer the sautéed vegetables and cherry tomatoes over the quinoa.
  7. Pour the egg mixture evenly over the vegetables and quinoa in the baking dish.
  8. Sprinkle shredded cheese on top of the egg mixture.
  9. Bake in the oven for 25-30 minutes or until the eggs are set and the edges light golden brown.
  10. Once done, remove the casserole from the oven and let it cool for a few minutes before slicing.
  11. Garnish with chopped fresh herbs if desired, then serve warm.


  • You can customize this casserole by adding other vegetables such as mushrooms, zucchini, or broccoli.
  • You can incorporate cooked turkey sausage, lean ham, or tofu for added protein.
  • Leftovers can be stored in an airtight container in the refrigerator for up to 3 days. Reheat in the microwave or oven before serving.
NFM Staff
Author: NFM Staff

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