Cheesy Hashbrown Casserole (The One That Disappears First)

There is a very specific moment at every Kansas City potluck where someone lifts the corner of a piece of foil, peeks underneath, and then quietly repositions themselves closer to that end of the table. Nine times out of ten, the pan under that foil is hashbrown casserole. It is not fancy. It has never once tried to be fancy. And it is always the first thing scraped down to the crusty edges while the very pretty salad sits there untouched.

I started making this the fall my kid got into activities that ran straight through dinner, and I needed something I could stir together in the morning and slide into the oven later without thinking about it. Now it turns up at tailgates, at church dinners, next to a ham at Easter, and on plenty of random Tuesdays when I do not feel like being a person who cooks.

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Why you will love this one

It is about ten minutes of actual stirring. There is no boiling, no peeling, no slicing potatoes into even little coins while your arm falls asleep. You buy the bag of shredded hash browns and let the freezer aisle do the tedious part for you.

It feeds a crowd for almost nothing. One 9×13 pan stretches to twelve generous servings, which makes it a very cheap way to show up somewhere with food in your hands.

It is genuinely better made ahead. Assemble it the night before, keep it covered in the fridge, and bake it the next day. It has never once come out worse for the wait.

And then there is the topping. Buttered corn flakes bake into this shattery golden crust sitting on all that creamy potato underneath, and that contrast is the entire reason people come back for a second scoop and then a third.

What you need

For the casserole:

• 1 (30 oz) bag frozen shredded hash browns, thawed and patted dry
• 1/2 cup salted butter, melted
• 1 (10.5 oz) can condensed cream of chicken soup
• 16 oz sour cream, full fat
• 2 cups sharp cheddar cheese, freshly shredded
• 1/2 cup yellow onion, finely diced
• 1 teaspoon garlic powder
• 1 teaspoon kosher salt
• 1/2 teaspoon black pepper

For the crunchy topping:

• 2 cups corn flakes, lightly crushed
• 3 tablespoons salted butter, melted
• 1/2 cup sharp cheddar cheese, shredded (optional)

Two small things that matter more than you would think. Shred your own cheddar off the block if you can, because the bagged stuff is coated in starch that keeps it from melting into that glossy, stretchy layer. I keep a cheap box grater right in the drawer so it is never a whole production. And use a real 9×13 dish with a lid, because you will want to cover this and stick it in the fridge, and because you will want to carry it somewhere.

How to make it

1. Prep. Heat the oven to 350F and butter a 9×13 baking dish. Let the hash browns thaw fully, then press them between paper towels or a clean kitchen towel to squeeze out the extra water. This one step is the whole difference between creamy and soupy, so do not skip it.
2. Make the base. In a large bowl, whisk together the cream of chicken soup, sour cream, the 1/2 cup of melted butter, the diced onion, garlic powder, salt, and pepper until it is smooth.
3. Fold it together. Add the thawed hash browns and 2 cups of shredded cheddar, and stir just until everything is coated. The mixture will look thick, and that is exactly right.
4. Fill the pan. Spread it into the dish in an even layer. Do not pack it down, a looser layer bakes up lighter.
5. Top it. Toss the crushed corn flakes with the 3 tablespoons of melted butter until they glisten, then scatter them over the top. Add that optional 1/2 cup of cheddar over the flakes if you want extra browning.
6. Bake. Uncovered, 45 to 55 minutes, until the edges bubble and the topping is deep golden. If the top browns before the middle is hot, tent it loosely with foil for the last 10 minutes.
7. Rest. Give it 10 minutes on the counter before you serve it. It sets up as it cools and scoops so much more neatly.

Tips, swaps, and making it ahead

Make it a day early. Assemble everything through step four, cover it, and refrigerate up to 24 hours. Add the corn flake topping right before it goes in the oven so it stays crisp, and give it an extra 10 minutes of bake time since it is going in cold.

Make it a main dish. Fold in two cups of diced ham or shredded rotisserie chicken and it turns into dinner, no side required. This is my favorite thing to do with leftover Easter ham.

Swaps that work. Cream of mushroom instead of cream of chicken. Greek yogurt for half the sour cream. Frozen cubed potatoes instead of shredded if you like more texture. Crushed buttery crackers or panko instead of corn flakes, though corn flakes really do stay crunchiest.

Do not use them frozen solid. If you dump the hash browns in still icy, all that water releases into the casserole while it bakes and you get a loose, watery pan. Thaw, then blot.

Getting it there in one piece. If you are hauling this to a tailgate or a friend, an insulated casserole carrier is one of those unglamorous purchases I use constantly from September through New Year.

Cheesy Hashbrown Casserole

The creamy, crunchy topped potato casserole that disappears first at every potluck. Ten minutes of stirring, one pan, and it can be assembled a full day ahead.

Print Recipe Pin Recipe

Prep Time 15 minutes mins

Cook Time 50 minutes mins

Total Time 1 hour hr 5 minutes mins

Servings: 12 servings

Course: Side Dish

Cuisine: American

Ingredients Method Notes

Ingredients

  

For the Casserole

• 1 (30 oz) bag frozen shredded hash browns thawed and patted dry
• 1/2 cup salted butter melted
• 1 (10.5 oz) can condensed cream of chicken soup or cream of mushroom
• 16 oz sour cream full fat
• 2 cups sharp cheddar cheese freshly shredded
• 1/2 cup yellow onion finely diced
• 1 tsp garlic powder
• 1 tsp kosher salt
• 1/2 tsp black pepper

For the Crunchy Topping

• 2 cups corn flakes lightly crushed
• 3 Tbsp salted butter melted
• 1/2 cup sharp cheddar cheese shredded, optional

Method

 

1. Heat the oven to 350F and butter a 9×13 baking dish. Let the hash browns thaw fully, then press them between paper towels or a clean kitchen towel to get the extra water out. This one step is the difference between creamy and soupy.
2. In a large bowl, whisk together the cream of chicken soup, sour cream, 1/2 cup melted butter, diced onion, garlic powder, salt, and pepper until smooth.
3. Fold in the thawed hash browns and 2 cups of shredded cheddar. Stir just until everything is coated. The mixture will look thick and that is exactly right.
4. Spread the mixture into the prepared dish in an even layer. Do not pack it down, a loose layer bakes up lighter.
5. Toss the crushed corn flakes with the 3 tablespoons of melted butter until they glisten, then scatter them evenly over the top. Add the optional 1/2 cup of cheddar over the flakes if you want extra browning.
6. Bake uncovered for 45 to 55 minutes, until the edges bubble and the topping is deep golden. If the top browns before the center is hot, tent it loosely with foil for the last 10 minutes.
7. Let it rest for 10 minutes before serving. It sets up as it cools and scoops much more neatly.

Notes

Make ahead: assemble through step 4, cover, and refrigerate up to 24 hours. Add the corn flake topping right before baking and add 10 minutes to the bake time.

Store leftovers covered in the fridge for up to 4 days. Reheat in a 350F oven so the topping crisps back up.

Quick recipe details

• Prep time: 15 minutes
• Bake time: 45 to 55 minutes
• Total time: about 1 hour 10 minutes
• Servings: 12
• Make ahead: assemble up to 24 hours in advance, top and bake day of
• Storage: covered in the fridge up to 4 days, or frozen baked for up to 2 months. Reheat at 350F so the topping crisps back up.

The takeaway

Some recipes are for impressing people. This one is for feeding them, which I have come to think is the better job anyway. It costs about eight dollars to make, it takes ten minutes of real effort, and it is the pan everyone circles back to while the fancy dish sits there with a serving spoon still lying across it, perfectly clean.

If you make it, tell me what you put in it. I am always looking for a new add-in, and the comments are the best recipe box I have.

So glad you are here.
xo, Pam