Healthy Breakfast Casserole

Gluten FreeHigh ProteinOven

5 min · 1 serving · 330 cal

Healthy Breakfast Casserole
This healthy breakfast casserole is a hearty, one-dish meal that feeds a crowd and tastes even better the next day. Loaded with vegetables, eggs, and lean protein, it’s the perfect make-ahead breakfast for busy mornings or weekend brunch.
Healthy Breakfast Casserole

Healthy Breakfast Casserole

Begin your day with a nutritious and hearty Healthy Breakfast Casserole. This versatile dish combines eggs, lean meats, fresh vegetables, and a sprinkle of cheese, baked to perfection in one easy casserole. Ideal for feeding a crowd or prepping meals for the week, this breakfast casserole provides a balanced mix of protein, healthy fats, and essential nutrients to keep you energized and satisfied all morning. Easy to customize with your favorite ingredients, this casserole is sure to become a staple in your breakfast rotation.
Prep Time 15 minutes
Cook Time 45 minutes
Total Time 1 hour
Course Breakfast
Servings 8
Calories 269 kcal

Equipment

  • 9x13 inch baking dish
  • Mixing bowls
  • Whisk
  • Knife
  • Cutting board

Ingredients
  

  • 10 large eggs
  • 1 cup milk dairy or non-dairy
  • 1 cup shredded cheese cheddar, mozzarella, or your favorite
  • 1 pound turkey sausage or chicken sausage cooked and crumbled
  • 1 cup diced bell peppers any color
  • 1 cup chopped spinach
  • 1 cup cherry tomatoes halved
  • 1/2 cup diced onion
  • Salt and pepper to taste
  • Optional: fresh herbs parsley, chives for garnish

Instructions
 

  • Preheat your oven to 375°F (190°C). Grease a 9x13 inch baking dish.
  • In a large mixing bowl, whisk together the eggs, milk, salt, and pepper until well combined.
  • Stir in the cooked sausage, bell peppers, spinach, cherry tomatoes, onion, and half of the shredded cheese.
  • Pour the mixture into the prepared baking dish and spread it out evenly.
  • Sprinkle the remaining cheese on top.
  • Bake in the preheated oven for 40-45 minutes, or until the eggs are set and the top is golden brown.
  • Remove from the oven and let it cool slightly before slicing.
  • Garnish with fresh herbs if desired. Serve immediately or store in the refrigerator for up to 4 days.
Keyword Easy Breakfast Recipe, Healthy Breakfast Casserole, Meal Prep, Nutritious Morning Meal, Protein-Packed Breakfast
Pro Tip
Assemble the casserole the night before, cover, and refrigerate. In the morning, just pop it in the oven — the extra time allows the eggs to fully absorb into the other ingredients, resulting in a creamier texture.

Health Benefits

A well-built breakfast casserole delivers balanced macros and a wide spectrum of micronutrients from whole food ingredients.

Eggs

  • The protein backbone of this dish — complete amino acid profile for muscle support
  • Rich in vitamins D and B12 for bone health and energy
  • Choline supports cognitive function and liver health

Vegetables (Bell Peppers, Spinach, Onions)

  • Bell peppers provide more vitamin C per serving than oranges
  • Spinach delivers iron, folate, and vitamins A and K
  • Onions contain quercetin, a powerful anti-inflammatory flavonoid

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Nutrition Facts

Nutrition Facts
% Daily Values based on a 2,000 calorie diet
Servings
1
Calories
551
kcal
28% DV
% Daily Value*
Total Fat
33.8g43%
Saturated Fat13.6g
Monounsaturated Fat11.8g
Polyunsaturated Fat4.5g
Total Carbohydrates
9.3g3%
Dietary Fiber1.9g
Total Sugars6.5g
Protein
51.3g103%
Sodium
501mg22%
Minerals
Potassium
774mg16% DV
Iron
4.86mg27% DV
Zinc
4.18mg38% DV
Phosphorus
695mg56% DV
Vitamins
Vitamin A
597.1mcg66% DV
Vitamin C
52.0mg58% DV
Vitamin B6
0.69mg41% DV
Vitamin D
4.38mcg22% DV
Vitamin E
3.4mg23% DV
Vitamin K
150.3mcg125% DV
B Vitamins
Thiamin (B1)
0.2mg17% DV
Riboflavin (B2)
1.18mg91% DV
Niacin (B3)
8.7mg54% DV
Folate (B9)
177mcg44% DV
* Percent Daily Values are based on a 2,000 calorie diet. Your daily values may be higher or lower depending on your calorie needs.

Serving Suggestions & Storage

How to Serve

Cut into squares and serve with a side of fresh fruit, toast, or a simple green salad. Top individual portions with salsa, avocado slices, or a drizzle of hot sauce.

How to Store

Store covered in the refrigerator for up to 4 days. Reheat individual portions in the microwave for 1-2 minutes. Freeze individual wrapped portions for up to 3 months.

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