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Easy Sausage and Egg Whole30 Breakfast Casserole served on a plate

Sausage and Egg Whole30 Breakfast Casserole

This Sausage and Egg Whole30 Breakfast Casserole is a hearty, veggie-filled breakfast that makes mornings easier and more satisfying. It features savory sausage, colorful peppers, spinach, and fluffy eggs in a simple baking dish.
Prep Time 10 minutes
Cook Time 30 minutes
Total Time 40 minutes
Course Breakfast, Brunch
Cuisine American
Servings 12 servings
Calories 300 kcal

Ingredients
  

Main ingredients

  • 1 pound Whole30 approved breakfast sausage or turkey sausage if not Whole30.
  • Olive oil for pan Use as needed to coat the pan.
  • 1 white or yellow onion, diced
  • 1 green bell pepper, diced
  • 1 red bell pepper, diced
  • 2 cups fresh spinach, chopped (or 16 ounces frozen, thawed and drained) Drain frozen spinach well.
  • 1/2 tsp garlic powder
  • 1 tsp salt-free Mrs. Dash Onion & Herb Seasoning + sprinkle on top of casserole
  • Salt and pepper, to taste
  • 12 large eggs
  • Hot sauce (optional to taste)

Instructions
 

Preparation and Cooking

  • Preheat oven to 350°F (175°C).
  • Dice peppers, onion, and chop the spinach. Set aside.
  • In a medium bowl, crack 12 eggs and whisk well. If desired, add a few drops of hot sauce and whisk until combined.
  • In a large skillet over medium-high heat, add a little olive oil to coat and cook sausage until fully cooked. Drain meat and set aside.
  • In the same skillet, cook diced peppers and onions on medium heat until slightly softened (about 2 minutes). Add in chopped spinach and cook for 1 more minute. Remove from heat.
  • Add the sausage back to the pan and mix in all seasonings. Stir until well combined.
  • Pour the sausage and veggie mixture into a greased 9×13 baking dish.
  • Top with the egg mixture and sprinkle with onion and herb seasoning.
  • Bake for 25-30 minutes or until a knife comes out clean when inserted in the center.
  • Let cool for 5-10 minutes before slicing and serving.

Notes

Top with salsa for a fresh finish. Pair with sliced avocado or fresh herbs for added flavor.
Keyword Breakfast Casserole, Healthy Breakfast, Meal Prep, Sausage and Eggs, Whole30