French Onion Casserole

Category: Dinner Solutions You'll Love

This easy casserole mixes frozen hashbrowns with creamy French onion dip, melted cheese, crispy crackers, and bacon. It’s a hit side dish with familiar restaurant flavors.

Rose
By Sophie Parker Sophie Parker
Updated on Mon, 28 Apr 2025 20:18:55 GMT
Cheesy baked casserole in a glass dish topped with bacon and green onions, placed on a placemat beside a plant. Save
Cheesy baked casserole in a glass dish topped with bacon and green onions, placed on a placemat beside a plant. | tastybysophie.com

Gotta tell you about my top-notch spin on hashbrown casserole. This isn't your run-of-the-mill potato dish—it's my French Onion take that puts a fresh twist on those classic funeral potatoes, and honestly, it beats what they serve at Cracker Barrel. What makes it special? I swap regular sour cream for French onion dip. Whenever I take this to family get-togethers or community meals, it vanishes fast and everyone wants to know how I made it. You'll definitely want this comfort food in your regular lineup.

Ideal For Every Occasion

Don't you love dishes that make everything simpler? This one fits the bill perfectly. I can throw the whole thing together in about 15 minutes using eight basic ingredients I usually have on hand anyway. It works for everything from block parties to family Sunday meals, and it's my reliable standby for Thanksgiving sides. It never lets me down, no matter the event.

Where Funeral Potatoes Came From

There's a sweet backstory to this dish. Funeral potatoes got their nickname because they showed up at post-funeral gatherings, giving a bit of warmth during tough times. I find it moving how food brings us together and offers comfort. This hearty potato dish has grown beyond its original purpose—now you'll spot it at all kinds of happy get-togethers too.

My French Onion Twist

I found this variation by accident when my fridge was out of sour cream but had French onion dip sitting there. That lucky mistake turned out amazing. The dip brings way more flavor than plain sour cream ever could. Mix that with some crunchy bacon and buttery cracker topping, and wow—it's like comfort food that's dressed up fancy.

Your Shopping List

Here's what you'll need to grab. Pick up frozen hashbrowns to save yourself some work. The real hero is French onion dip—buy the good stuff, it really counts. Then you'll want cream of chicken soup, plenty of cheese (white cheddar's my pick), some butter, crispy bacon, and buttery crackers for that amazing topping. Nothing fancy here, but together they create something totally wonderful.

A baked dish of creamy macaroni topped with crispy breadcrumbs, bacon bits, and green onions, presented in a glass dish. Save
A baked dish of creamy macaroni topped with crispy breadcrumbs, bacon bits, and green onions, presented in a glass dish. | tastybysophie.com

Cooking Steps Breakdown

It's super easy to put together. First, I combine the French onion dip with soup in my largest bowl, then stir in melted butter until smooth. Next, I fold in the potatoes, cheese, and bacon, making sure everything's well mixed. The whole batch goes straight into a 13x9 dish. For the finishing touch, I sprinkle those buttery crushed crackers mixed with melted butter on top for the most amazing golden crust.

Tweak It As You Like

Feel free to play around with what you've got. Run out of cream of chicken soup? Cream of mushroom works just fine. No French onion dip around? Just mix some onion soup powder into sour cream. I sometimes switch up the topping with smashed potato chips or cornflakes. And if you don't eat meat, skip the bacon—try some cooked mushrooms instead.

Cheese Choices Matter

Your cheese pick can really change this dish. I usually reach for sharp cheddar, but I love trying different combos too. Sometimes I'll add Monterey Jack for better melt or grab a Mexican blend for a bit of zing. My best advice? Grate your cheese yourself—it melts so much better than the bags of pre-shredded stuff.

Prep It Beforehand

What I love about this casserole is how easy it is to get ready ahead of time. I often mix everything up the night before, waiting to add that crunchy topping until right before it goes in the oven. Just let it warm up a bit on the counter first. This saves me tons of stress during busy holiday cooking or when friends are coming over.

Getting That Golden Top

Want to know how I get that amazing crunchy top? If your dish isn't golden enough after the regular cooking time, stick it under the broiler for a minute or two. Just watch it super carefully—it can burn really fast. This little extra step gives you that restaurant-quality finish that everyone goes crazy for.

A glass baking dish filled with creamy baked potatoes topped with crispy bacon bits and chopped green onions, placed on a woven mat beside a small potted plant. Save
A glass baking dish filled with creamy baked potatoes topped with crispy bacon bits and chopped green onions, placed on a woven mat beside a small potted plant. | tastybysophie.com

Freezing For Later

When life gets crazy, I make sure to keep one of these in my freezer. Just skip the topping before you freeze it, wrap it up good, and it stays fresh for two months. When you want it, let it thaw in your fridge overnight, add fresh cracker topping, and bake. It's basically keeping comfort food on standby for whenever you need it.

Making Extras Taste Great

If you end up with some left (which rarely happens at my house), here's how to keep it tasting fresh. Heat it in your oven instead of microwaving. Cover with foil so it doesn't brown too much and warm it up slowly. It's worth the extra time—your second-day casserole will taste almost as good as when you first made it.

Building A Full Meal

At my place, this dish never shows up alone. I love serving it with bright green beans or a fresh salad to balance the richness. It sits perfectly next to roasted chicken or your Christmas ham. Sometimes I even let it be the star with just a simple side salad alongside.

Making A Smaller Batch

Not feeding an army? No worries. I often make half the recipe in my 8x8 pan. Just cut everything in half and watch your cooking time—it won't need as long. You'll get the same great taste, just sized better for fewer people.

Gluten-Free Options

Friends who can't have gluten don't need to miss out. I've made this tons of times using gluten-free soup and gluten-free crackers on top. Just check your French onion dip package to make sure it's safe too. Nobody can tell the difference between this version and the original.

A glass dish of creamy baked potatoes topped with crispy bacon bits, green onions, and golden breadcrumbs, with a small potted plant in the background. Save
A glass dish of creamy baked potatoes topped with crispy bacon bits, green onions, and golden breadcrumbs, with a small potted plant in the background. | tastybysophie.com

Choosing Your Potatoes

While I usually grab frozen hashbrowns, sometimes I'll use fresh potatoes instead. If you go this route, boil them briefly first. It adds a few minutes to your prep time but gives you a really nice texture. Just make sure you drain them super well—extra water will make your casserole runny.

Nailing The Smooth Texture

I like to mess around with the creamy base sometimes. Can't find French onion dip? Try mixing onion soup mix into sour cream or Greek yogurt instead. The tang from the yogurt actually brings something new to the dish. Work with what you've got while keeping that smooth, dreamy quality.

Food That Connects Us

There's something really touching about how this recipe has grown from its beginnings. What started as comfort food for sad times has turned into something that brings folks together for all sorts of happy reasons. Whenever I make it, I think about all the gatherings it's been part of and all the good times it's helped make better.

Tips From Experience

After making this so many times, I've picked up a few tricks. Always buy good cheese—it really affects how everything melts together. Make sure your potatoes get totally covered in the creamy mix for even flavor. And taste as you cook because different brands can be saltier than others.

More Than Just Food

This French Onion Hashbrown Casserole means more to me than just another recipe. It's what I cook when I want to show I care, whether for holiday dinners, family meals, or neighborhood potlucks. Those creamy, cheesy potatoes with the crunchy top always make people smile. I bet it'll become a favorite in your kitchen too.

Wrapping Up

A comforting dish of cheesy potatoes paired with French onion dip, a crackly topping, and bacon for extra flavor.

Recipe FAQs

→ Can I put this together the day before?

Yes, just assemble it, cover it tightly, and refrigerate for up to a day. Wait to add the topping until right before you bake it, so it stays nice and crisp.

→ What if I don’t have French onion dip?

Blend sour cream and a packet of onion soup mix for a quick swap. You could also use homemade onion dip if you’ve got extra time.

→ How do I freeze it?

Prep everything except the cracker topping, then cover it well and freeze for up to 3 months. Let it thaw in the fridge the night before baking, and add the topping just before putting it in the oven.

→ What else can I use for the topping?

Switch things up with crumbled chips, breadcrumb mixes, or even crushed cornflakes. Every choice brings a different crunch and flavor profile to your casserole.

→ How can I tell it’s done baking?

It's ready when the top is golden and crispy, the edges are bubbling, and everything is hot in the middle. Best served right out of the oven!

French Onion Casserole

Cheesy potato goodness blended with French onion dip, crispy crackers, and a sprinkle of bacon on top. It's comfort food at its best.

Prep Time
15 min
Cook Time
75 min
Total Time
90 min
By Sophie Parker: Sophie Parker

Category: Main Dishes

Skill Level: Beginner

Cuisine: American

Yield: 15 Servings (1 big casserole dish)

Dietary Preferences: ~

Ingredients

01 2 cups crushed buttery crackers.
02 1/2 cup cooked and crumbled bacon pieces.
03 8 ounces of cheddar cheese, shredded.
04 2 teaspoons diced dried onion.
05 1/2 teaspoon ground black pepper.
06 1 teaspoon table salt.
07 8 tablespoons of butter, split in half.
08 10.5 ounces of cream of chicken soup, condensed.
09 16 ounces of onion dip, French-style.
10 32 ounces thawed, frozen hash brown potatoes.

Steps

Step 01

Set oven to 350°F. Grease a baking dish, 13x9 inches in size.

Step 02

Combine the onion dip, soup, melted butter (use half), salt, pepper, and dried onions in a bowl.

Step 03

Toss in the thawed potatoes, bacon pieces, and shredded cheese. Fold everything together gently.

Step 04

Spread the potato mixture evenly in your greased baking dish.

Step 05

Stir crushed crackers with the rest of the melted butter. Sprinkle evenly over the mixture in the dish.

Step 06

Leave it uncovered and bake for 50 to 60 minutes, or until it’s got a golden color and bubbles around the edges.

Notes

  1. Swap out chicken soup with cream of mushroom or cream of celery soup if you want.
  2. Sour cream combined with onion soup mix can replace the French onion dip.
  3. Try switching up the cheese with a mix of flavors to change the taste.
  4. Instead of crackers, you can use chips or breadcrumbs for the topping.

Required Tools

  • A 13x9 inch pan for baking.
  • One large bowl for mixing.

Allergy Information

Check each ingredient for potential allergens and consult a healthcare professional if needed.
  • Contains dairy products.

Nutritional Facts (per serving)

These details are provided for informational purposes and aren't a substitute for medical advice.
  • Calories: 313
  • Fats: 22 g
  • Carbohydrates: 21 g
  • Proteins: 8 g