The Best Fluffy Pancakes recipe you will fall in love with. Full of tips and tricks to help you make the best pancakes.
There’s nothing quite like a hearty breakfast casserole to kick off your day with a smile. Potatoes O’Brien Breakfast Casserole combines crispy hash browns, colorful bell peppers, and fluffy eggs into one delicious dish. It’s perfect for family gatherings or a lazy weekend brunch. Let’s dive into this simple and satisfying recipe that your loved ones will enjoy!
Why You Will Love This Recipe
This recipe is a winner because it’s easy to make and budget-friendly. With just a few basic ingredients, you can whip up a dish that serves a crowd. Plus, it’s kid-approved — little ones love the cheesy goodness and colorful veggies. Whether it’s for a family brunch, a special holiday, or even a weekday breakfast, this casserole is the way to go!
How to Make Potatoes O’Brien Breakfast Casserole
Ingredients:
- 2 cups frozen diced hash brown potatoes
- 1 cup bell peppers (red, green, yellow), diced
- 6 large eggs
- 1 cup milk
- 1 cup shredded cheese (cheddar or your choice)
- Salt and pepper to taste
- 1 teaspoon garlic powder
- 1 teaspoon onion powder
- Cooking spray or butter for greasing the dish
Directions:
- Preheat your oven to 350°F (175°C).
- Grease a 9×13 inch baking dish with cooking spray or butter.
- Spread the frozen hash browns evenly across the bottom of the dish.
- In a skillet, sauté the diced bell peppers until they are tender, about 5 minutes.
- In a mixing bowl, whisk together the eggs, milk, garlic powder, onion powder, salt, and pepper.
- Pour the egg mixture over the hash browns.
- Evenly distribute the sautéed peppers and shredded cheese on top.
- Bake in the preheated oven for 40-45 minutes or until the eggs are set and the top is golden.
- Allow to cool slightly, then slice and serve. Enjoy your casserole!
How to Serve Potatoes O’Brien Breakfast Casserole
This casserole is best enjoyed warm from the oven. You can serve it on its own or pair it with fresh fruit or a side of crispy bacon for a full breakfast experience. Garnish with fresh herbs like chives or parsley for a pop of color and flavor!
How to Store Potatoes O’Brien Breakfast Casserole
Leftovers can be stored in an airtight container in the refrigerator for up to three days. To reheat, simply pop it in the microwave or bake it in the oven until warmed through. It’s also great for meal prep!
Tips to Make Potatoes O’Brien Breakfast Casserole
- Feel free to add other veggies like spinach or mushrooms for extra nutrition.
- For a spicy kick, toss in some diced jalapeños or hot sauce.
- Make it ahead of time by assembling the casserole the night before and baking it in the morning.
FAQs
Can I use fresh potatoes instead of frozen hash browns?
Yes, but you will need to peel and shred the fresh potatoes first and then pre-cook them briefly to ensure they cook through in the casserole.
Can I make this casserole vegetarian?
Absolutely! This recipe is already vegetarian. You can add more vegetables or omit any meat if you choose.
Can I freeze leftovers?
Yes, you can freeze leftovers for up to 2 months. Just cut the casserole into portions, wrap them tightly, and freeze. Thaw in the fridge overnight before reheating.
Now you’re all set to enjoy this delightful Potatoes O’Brien Breakfast Casserole. Happy cooking!

Potatoes O'Brien Breakfast Casserole
Ingredients
Method
- Preheat your oven to 350°F (175°C).
- Grease a 9x13 inch baking dish with cooking spray or butter.
- Spread the frozen hash browns evenly across the bottom of the dish.
- In a skillet, sauté the diced bell peppers until they are tender, about 5 minutes.
- In a mixing bowl, whisk together the eggs, milk, garlic powder, onion powder, salt, and pepper.
- Pour the egg mixture over the hash browns.
- Evenly distribute the sautéed peppers and shredded cheese on top.
- Bake in the preheated oven for 40-45 minutes or until the eggs are set and the top is golden.
- Allow to cool slightly, then slice and serve.



