Cheesy Potatoes with Corn Flakes is a comforting dish that’s perfect for any gathering. It’s creamy, cheesy, and topped with crunchy corn flakes for an amazing texture.
This dish always makes me smile! It’s so simple to whip up, and I love watching everyone go back for seconds. It pairs well with any main course and is a favorite at potlucks!
Key Ingredients & Substitutions
Frozen Hash Brown Potatoes: These make prep a breeze! If you don’t have frozen, you can use fresh potatoes. Just grate them and soak in water for 10 minutes, then drain well.
Shredded Cheddar Cheese: Cheddar gives a great flavor. Feel free to mix it up with Monterey Jack or Pepper Jack for a bit of spice. Vegan cheese is a solid option for dairy-free diets!
Sour Cream: This adds creaminess. Greek yogurt can be a healthier substitute that still provides a tangy flavor.
Cream of Chicken Soup: Use cream of mushroom soup if you’re vegetarian. You can also make a simple homemade version with a roux and broth if you’re up for it!
Corn Flakes: The key to that crispy topping! If you’re avoiding gluten, look for gluten-free corn flakes or crushed rice cereal instead.
How Do I Get the Topping Extra Crispy?
Achieving a perfect crispy topping is all about how you mix the corn flakes. Here’s a simple method to ensure crispiness:
- Combine melted butter with corn flakes in a bowl until all flakes are coated evenly.
- Spread them generously over your potato mixture, making sure not to pack them too tightly, so air can circulate.
- Bake uncovered to allow moisture to escape, enhancing crispiness.
Letting the casserole cool for a few minutes before serving helps the topping set and maintain its crunch. Enjoy your cheesy casserole!

Cheesy Potatoes With Corn Flakes
Ingredients You’ll Need:
For the Casserole:
- 4 cups frozen hash brown potatoes (thawed)
- 2 cups shredded cheddar cheese
- 1 cup sour cream
- 1 can (10.5 oz) cream of chicken soup (or cream of mushroom soup for vegetarian)
- ½ cup chopped onion
- Salt and pepper to taste
For the Topping:
- ¼ cup melted butter
- 2 cups corn flakes cereal
- Optional: chopped chives or green onions for garnish
How Much Time Will You Need?
This delicious dish takes about 15 minutes to prepare and 45-50 minutes to bake. So, in total, you’re looking at around 1 hour for prep and cooking time. Just serve it warm and enjoy!
Step-by-Step Instructions:
1. Preheat the Oven:
Start by preheating your oven to 350°F (175°C). This ensures that the casserole bakes evenly and gets that nice golden brown color we love.
2. Mix the Casserole Ingredients:
In a large mixing bowl, combine the thawed hash browns, 1 ½ cups of shredded cheddar cheese (set aside the last ½ cup for topping), sour cream, cream of chicken (or mushroom) soup, chopped onion, salt, and pepper. Mix everything together until it’s completely blended. It should look creamy and cheesy!
3. Prepare the Baking Dish:
Transfer your potato mixture into a greased 9×13 inch baking dish. Use a spatula to spread it out evenly so it cooks evenly throughout.
4. Make the Corn Flake Topping:
In a separate bowl, take the corn flakes and pour in the melted butter. Stir gently to coat each flake evenly. This gives your topping that fantastic crunchy texture.
5. Add the Topping:
Sprinkle the buttered corn flakes generously over the potato mixture in the baking dish. Then finish off by sprinkling the reserved shredded cheddar cheese on top for an extra cheesy finish.
6. Bake It:
Place your baking dish in the oven and bake uncovered for 45-50 minutes. You’ll know it’s done when it’s bubbly and the topping is a lovely golden brown. Your kitchen will smell amazing!
7. Cool Down:
Once it’s out of the oven, let it sit for a few minutes. This helps it firm up a bit, making it easier to serve.
8. Garnish and Serve:
Optional: before serving, sprinkle chopped chives or green onions on top for a bit of color and flavor. Now, you’re ready to enjoy this creamy, cheesy potato casserole with its delightful crispy corn flakes topping!
Can I Use Fresh Potatoes Instead of Frozen Hash Browns?
Yes, you can! If you prefer fresh potatoes, just peel and grate them, then soak them in cold water for about 10 minutes to remove excess starch. Drain well before mixing them into your casserole.
What If I Don’t Have Sour Cream?
No worries! You can substitute sour cream with Greek yogurt for a similar tangy flavor and creamy texture. Alternatively, cream cheese mixed with a little milk can also work well.
Can I Make This Dish Ahead of Time?
Absolutely! You can prepare the entire casserole in advance and store it covered in the refrigerator for up to 24 hours before baking. Just pop it in the oven when you’re ready to serve, adding an extra 10-15 minutes to the baking time.
How Should I Store Leftovers?
Store any leftovers in an airtight container in the fridge for up to 3-4 days. To reheat, simply warm it in the oven at 350°F (175°C) until heated through, or microwave individual portions for a quick meal!



