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Hashbrown Breakfast Casserole is a cheesy NO FAIL egg casserole with hash browns, sausage and cheese. It’s the perfect brunch recipe and everyone loves it!

My cheesy egg casserole is something I make every year for Christmas morning and adding hash browns just seemed like a natural progression. One of my readers told me about her epic egg casserole with hash browns, sausage, and cheese so I decided I NEEDED to recreate it.
This recipe works because it’s a variation of one I’ve made so many times – and it’s basically dump and bake. It’s an easy recipe anyone can make!

Ingredients in Sausage Hashbrown Breakfast Casserole
- Hashbrowns: I used about half of a 30 ounce package of frozen hash browns.
- Sausage – you can use bulk sausage or remove the casings from breakfast links. Either pork sausage or turkey sausage will work. You’ll need to brown it and drain the fat. I also use sausage in my sausage egg casserole!
- Eggs – 6 large eggs went into this casserole.
- Cheese – I used 1 1/2 cups cheddar cheese that I shredded myself – shredding it yourself makes the cheese melt better. Use medium or sharp cheddar cheese.
- Spices – A teaspoon onion powder along with garlic, salt, pepper and dried mustard add tons of flavor.
Click to see the recipe card below for full ingredients & instructions. See below the recipe card for even more information: process shots, variations, FAQ and more.
SAVE THIS RECIPE

Dorothy’s Expert Testing Notes & Tips
- Be sure thaw and drain them before adding to the casserole – extra moisture will make a soggy casserole.
- Be sure to brown your sausage and drain the fat before assembling.
- You know it’s done baking when the center will look set and no longer roll when you jiggle the pan.
Hash Brown Breakfast Casserole Recipe

Video
Ingredients
- 1 pound bulk breakfast sausage, or remove the casing from links
- 12-18 ounces frozen hash browns, thawed (about half a package)
- 1 ½ cups cheddar cheese, shredded
- 6 large Eggs
- ½ cup milk
- ½ teaspoon onion powder
- ½ teaspoon garlic powder
- 1 teaspoon salt
- ½ teaspoon pepper
- ¼ teaspoon ground mustard
Instructions
- Preheat oven to 350°F.
- Cook the sausage over medium heat in a large skillet until no longer brown, breaking it into bite size pieces as it cooks. Drain fat.
- Place thawed hash browns in the bottom of a 9×13-inch baking dish that’s been sprayed with nonstick cooking spray.
- Sprinkle the sausage over the top of the hash browns. Sprinkle the cheese over the top of the sausage.
- Whisk the eggs with the milk and spices. Pour over the casserole in the pan. Cover with foil.
- Bake for 40 minutes. Remove the foil then continue baking until set in the center, about 20-30 minutes more. Serve hot.
Notes
- You can use any kind of sausage (pork or turkey) or substitute bacon or ham.
- We liked this with sharp cheddar but you can use mild or medium, or swap it for another flavor cheese.
- Be sure to shred the cheese yourself so it melts better.
- Store in an airtight container in the fridge or freezer.
Nutrition
Nutrition information is automatically calculated, so should only be used as an approximation.
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Did you try this recipe? Click here to rate the recipe below.
Variations
- Try swapping the sausage for bacon or make it a meat lovers casserole and add both. Or use ham!
- Make this country breakfast casserole with green chiles!
- Add cooked onions and bell peppers.
- Switch up the cheese – use mozzarella or Monterey Jack, Colby jack, or gouda.



How to Make Egg Bake with Hash Browns
- Always whisk eggs before adding anything else so that they are fully incorporated.
- This recipe was written for a 9×13-inch baking dish. The hash browns should go in first.
- The cheese should go on top of the sausage and the eggs get poured over the top of the whole thing to set the casserole.









I’m about to make this. But if like to prepare this the night before. Will it turn out just as good if I put it all together and put in the fridge overnight? BTW, this recipe sounds so good and very easy!!
I thoroughly loved this recipe. I followed it exactly but I am vegetarian so I sautéed sweet onions, red bell pepper and portabella mushrooms as a substitute for the sausage for my pie. The other pie made for my husband included the sausage along with the veggies. I used two glass Pyrex pie dishes to bake and the presentation was lovely. I will definitely make this recipe again. Thank you Dorothy!!
Did you ever get an answer? I can’t wait to try!!!
This is my Sunday evening supper one Sunday in the month. The rest is cut into squares and is my quick breakfast for the rest of the week. Popped in the microwave for 40 – 45 seconds. But then again I am single and this feeds me all week. So easy and so quick. Thanks~!
Can you make this recipe the night before, store in the refrigerator and then pop in the oven the next morning?
My hubby loves it…we had it for dinner.
Loved it! Better than the one I’ve made for years. I was trying to figure out why I liked it more. I realized it didn’t call for any condensed soup and butter. This recipe seemed much healthier than the one I’ve always made. It was filling and satisfying with out feeling heavy. I just added some onion and hot pepper flakes. Perfect size also for 2 and leftovers for the next day. Will be making again!!
Thank you.
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