High-Protein Cheesy Overnight Breakfast Casserole Recipe (7 Ingredients) High Protein Recipes Casseroles Breakfast Brunch Lunch Dinner Pork Low Sugar Recipes

Let’s face it, sometimes we need simple meals to reduce stress. Here’s a way to make your life a little easier. Throw this easy breakfast casserole together a day in advance then pop it in the oven in the morning. While it bakes, you can do other things and before you know it, this cheesy sausage breakfast casserole will be ready to eat!

This easy high-protein baked breakfast casserole recipe is perfect during a hectic week, but I especially appreciate these types of recipes if I’m hosting family or traveling. I think you will, too. They’re also great for a potluck holiday brunch, which we’ve been to with neighbors a couple of times. If you have any leftovers (which is pretty doubtful!), you can store theme in the fridge for up to five days. When you’re ready, just reheat in the oven or microwave or oven until warmed all the way through.

Here is your shopping list for this breakfast egg casserole recipe: breakfast sausage, ground mustard, salt, milk, eggs, white bread and cheddar cheese. Lots of high-protein ingredients! Check out the health benefits of protein.

This high-protein casserole recipe is great for a hearty lunch or even dinner (who doesn't love breakfast for dinner?). An easy, delicious meal any time of day!

Cuisine: American
Prep Time: 8 to 24 hours
Cook Time: 75 to 90 minutes
Total Time: 1 1/2 hours plus 8 to 24 hours
Servings: 9

Ingredients

• 1 pound ground pork sausage, crumbled (or ground turkey, beef or chicken)
• 1 teaspoon mustard powder
• 1 teaspoon salt (or to taste)
• 2 cups milk
• 4 eggs, beaten
• 6 slices white bread, toasted and cut into cubes
• 8 ounces mild cheddar cheese, shredded

Here’s how to make it:

1. Cook the sausage over medium heat until evenly brown. Drain. (I used pork sausage in this recipe, but you also can use ground turkey, beef or chicken.)
2. In a bowl, mix together mustard powder, salt, milk and eggs. Add the sausage, bread cubes and cheese. Stir. Once everything is coated evenly, pour into a greased 13x9-inch baking dish. Cover dish and chill in the refrigerator overnight, or at least 8 hours.
3. The next morning, preheat oven to 350 degrees F. Cover dish and bake 45 to 60 minutes. Uncover and reduce temperature to 325 degrees F. Bake for an additional 30 minutes or until set. Store leftovers in an airtight container in the refrigerator. Reheat in the microwave or oven.

Recipe cooking times, nutritional information and servings are approximate and provided for your convenience. However, 30Seconds is not responsible for the outcome of any recipe, nor may you have the same results because of variations in ingredients, temperatures, altitude, errors, omissions or cooking/baking abilities. Any nutritional information is provided as a courtesy and it is up to the individual to ascertain accuracy. To ensure image quality, we may occasionally use stock photography.

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