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July 23, 2026

Healthy Breakfast Egg Bake Casserole Recipe for Busy Mornings

How to Make an Egg Bake Casserole

Trust me when I say this recipe is easy to make, it just takes a bit of chopping, whisking, and time. Here’s what you’ll do:

  • Roast the potatoes. Place the diced potatoes into the casserole dish and roast until tender.
  • Cook the sausage. While the potatoes are roasting, brown the sausage meat.
  • Sauté the veggies. Add the chopped veggies to the sausage meat and cook until tender.
  • Whisk the eggs. Crack the eggs into a large bowl and whisk until well combined.
  • Add everything to a casserole dish. Add the sausage and vegetable mixture to the casserole dish and pour the whisked eggs over the top.
  • Sprinkle with cheese. Sprinkle the casserole with grated cheese, this step is optional.
  • Bake in the oven. Transfer the casserole dish to the oven and bake until the eggs are set.
  • Slice and serve. Once cooked, removed the breakfast casserole from the oven, slice, and serve!

This dish can be served immediately or stored in the fridge if done as a meal prep idea. The full cooking instructions and storage instructions can be found in the recipe card below.Cook potatoes, ground sausage, onion, and bell pepper in a casserole dish

Breakfast casserole ready for the oven

Red’s Nutrition Tip

If you’re looking at the eggs and sausages in this recipe and concerned about cholesterol content, there is nothing to worry about. Research shows that dietary cholesterol is not directly linked to blood cholesterol, and dietary cholesterol is no longer considered a nutrient of concern for overconsumption as of 2015.Cooked breakfast egg bake casserole in a dish sliced and ready to eat

FAQs

What’s the difference between breakfast casserole and frittata?

A breakfast casserole and a frittata are very similar, they are both baked egg dishes with veggies and meat. The primary difference between the two is that a breakfast casserole often includes a starchy ingredient, such as potatoes or bread, and is made in a casserole dish, while a frittata is made in a pan.

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