This hash brown and egg casserole is a delightful and hearty dish perfect for breakfast or brunch. Combining the crispy texture of hash browns with the creamy richness of eggs and cheddar cheese, it’s a crowd-pleaser that’s easy to prepare and sure to satisfy.
Most of the ingredients for this recipe are common and likely already in your kitchen. However, you may need to ensure you have thawed frozen hash browns on hand, as they are a key component. If you don't have them, you can find them in the frozen foods section of your supermarket.

Ingredients for Hash Brown and Egg Casserole
Hash browns: These are shredded potatoes that have been frozen and then thawed for use in the recipe.
Cheddar cheese: A sharp and flavorful cheese that adds richness and depth to the casserole.
Milk: Helps to create a creamy texture and binds the ingredients together.
Eggs: Provide structure and protein, making the casserole hearty and filling.
Salt: Enhances the flavors of all the ingredients.
Black pepper: Adds a bit of spice and depth to the dish.
Technique Tip for This Recipe
When preparing the hash browns for this casserole, ensure they are thoroughly thawed and patted dry to remove any excess moisture. This step is crucial as it prevents the casserole from becoming watery and helps achieve a crispier texture. Additionally, consider grating your own cheddar cheese for a fresher taste and better melting quality compared to pre-shredded varieties.
Suggested Side Dishes
Alternative Ingredients
thawed frozen hash browns - Substitute with grated fresh potatoes: Fresh potatoes provide a similar texture and can be grated and used immediately.
shredded cheddar cheese - Substitute with shredded mozzarella cheese: Mozzarella melts well and provides a creamy texture, though it has a milder flavor.
milk - Substitute with unsweetened almond milk: Almond milk is a good dairy-free alternative that won't significantly alter the flavor.
beaten eggs - Substitute with egg substitute: Egg substitutes, like liquid egg replacers, can be used for a lower cholesterol option.
salt - Substitute with soy sauce: Soy sauce can add a salty flavor along with a bit of umami.
black pepper - Substitute with white pepper: White pepper provides a similar heat but with a slightly different flavor profile.
Other Alternative Recipes Similar to This Casserole
How to Store or Freeze This Casserole
- Allow the casserole to cool completely before storing. This helps prevent condensation, which can make the hash browns soggy.
- For short-term storage, cover the baking dish tightly with plastic wrap or aluminum foil and place it in the refrigerator. It will stay fresh for up to 3-4 days.
- If you prefer to store individual portions, cut the casserole into squares and place them in airtight containers or resealable plastic bags.
- For longer storage, consider freezing the casserole. Wrap the entire dish or individual portions tightly in plastic wrap, followed by a layer of aluminum foil. This double wrapping helps prevent freezer burn.
- Label the wrapped casserole with the date to keep track of its freshness. It can be stored in the freezer for up to 2-3 months.
- To reheat refrigerated casserole, preheat your oven to 350°F (175°C). Place the casserole in an oven-safe dish and cover it with aluminum foil. Heat for about 20-25 minutes or until warmed through.
- For reheating frozen casserole, it's best to let it thaw overnight in the refrigerator. Once thawed, follow the same reheating instructions as for the refrigerated casserole.
- If you're in a hurry, you can reheat frozen casserole directly from the freezer. Preheat your oven to 350°F (175°C), cover the casserole with aluminum foil, and bake for 45-60 minutes, or until heated through.
- For a quicker option, you can also use a microwave. Place a portion of the casserole on a microwave-safe plate, cover it with a microwave-safe cover, and heat on medium power for 2-3 minutes, or until hot. Be sure to check and stir halfway through to ensure even heating.
How to Reheat Leftovers
Oven Method:
- Preheat your oven to 350°F (175°C).
- Place the leftover hash brown and egg casserole in an oven-safe dish.
- Cover the dish with aluminum foil to prevent it from drying out.
- Heat for about 20-25 minutes, or until the casserole is warmed through.
- Remove the foil for the last 5 minutes to let the top crisp up.
Microwave Method:
- Place a portion of the casserole on a microwave-safe plate.
- Cover with a microwave-safe lid or a damp paper towel to retain moisture.
- Heat on medium power for 2-3 minutes, checking halfway through.
- If not heated through, continue in 30-second intervals until warm.
Stovetop Method:
- Heat a non-stick skillet over medium heat.
- Add a small amount of butter or olive oil to the skillet.
- Place the leftover casserole in the skillet, breaking it up slightly to ensure even heating.
- Cook for about 5-7 minutes, stirring occasionally, until heated through and slightly crispy.
Air Fryer Method:
- Preheat your air fryer to 350°F (175°C).
- Place the leftover casserole in the air fryer basket in a single layer.
- Heat for 5-7 minutes, shaking the basket halfway through to ensure even heating.
- Check for doneness and heat for an additional 2-3 minutes if necessary.
Toaster Oven Method:
- Preheat your toaster oven to 350°F (175°C).
- Place the casserole on a toaster oven-safe tray.
- Cover with aluminum foil to prevent drying out.
- Heat for 15-20 minutes, removing the foil for the last 5 minutes to crisp the top.
Best Tools for This Recipe
Oven: Used to bake the casserole at a consistent temperature of 350°F (175°C).
Large mixing bowl: Used to combine the hash browns, cheese, milk, eggs, salt, and pepper.
Whisk: Used to beat the eggs before adding them to the mixture.
Measuring cups: Used to measure out the milk and hash browns accurately.
Measuring spoons: Used to measure the salt and pepper.
Shredding tool: If you are shredding your own cheese, this will be necessary.
Baking dish: Used to hold the casserole mixture while it bakes in the oven.
Cooking spray: Used to grease the baking dish to prevent the casserole from sticking.
Spatula: Used to pour and spread the mixture evenly in the baking dish.
Oven mitts: Used to safely handle the hot baking dish when removing it from the oven.
How to Save Time on Making This Casserole
Use pre-shredded cheese: Save time by using pre-shredded cheese instead of shredding it yourself.
Prep the night before: Combine all ingredients the night before and store in the fridge, then just bake in the morning.
Use a food processor: Quickly beat the eggs and mix ingredients using a food processor.
Line the baking dish: Use parchment paper to line the baking dish for easy cleanup.
Double the recipe: Make a larger batch and freeze half for a quick meal later.

Hash Brown and Egg Casserole
Ingredients
Main Ingredients
- 6 cups Frozen Hash Browns thawed
- 1 cup Cheddar Cheese shredded
- 1 cup Milk
- 6 Eggs beaten
- 1 teaspoon Salt
- ½ teaspoon Black Pepper
Instructions
- Preheat oven to 350°F (175°C).
- In a large mixing bowl, combine hash browns, cheese, milk, eggs, salt, and pepper.
- Pour mixture into a greased baking dish.
- Bake in preheated oven for 45 minutes, or until the top is golden brown and the casserole is set.
- Let cool for a few minutes before serving.
Nutritional Value
Keywords
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