Cheesy and comforting, French Onion Funeral Potatoes are a delightful twist on a classic dish. This casserole combines the creamy richness of potatoes with the savory essence of French onion soup, topped with crispy fried onions. Perfect for potlucks, family gatherings, or any occasion that calls for a warm, hearty side dish, these potatoes are sure to impress your guests and satisfy your cravings.
Why You’ll Love This Recipe
- Delicious Flavor: The combination of sharp cheddar, sour cream, and caramelized onions creates a mouthwatering taste experience.
- Easy to Prepare: With straightforward steps and minimal prep time, this recipe is perfect for cooks of all skill levels.
- Versatile Side Dish: Serve it alongside roasted meats or at holiday gatherings; it pairs well with almost any main course.
- Crispy Topping: The crispy fried onions give a delightful crunch that elevates the creamy potatoes to another level.
- Crowd-Pleaser: This dish is always a hit at parties and family dinners; everyone will be asking for seconds!
Tools and Preparation
To make the cooking process smoother, gather your tools before starting. Having everything ready will help you enjoy making this delicious dish without any hiccups.
Essential Tools and Equipment
- Nonstick spray
- 9×13-inch baking dish
- Large mixing bowl
- Medium non-stick skillet
- Slotted spoon or fine mesh strainer
- Large saucepan
Importance of Each Tool
- Nonstick Spray: Prevents sticking, ensuring your casserole comes out cleanly.
- Medium Non-Stick Skillet: Ideal for sautéing onions without them sticking or burning.
Ingredients
Cheesy casserole with crispy onion topping—comfort food at its best!
For the Casserole
- 32 ounces frozen cubed hash browns, thawed
- ¼ cup (57 g) unsalted butter, melted
- 2 cups (226 g) sharp cheddar cheese, shredded
- 1 ½ cups (345 g) sour cream
- ¼ cup (57 g) unsalted butter
- 1 small yellow onion, diced
- 2 teaspoons garlic, minced
- ¼ cup (31 g) all-purpose flour
- 1 teaspoon kosher salt
- ½ teaspoon black pepper
- ½ teaspoon cayenne pepper
- ½ teaspoon dried mustard
- ½ cup (120 g) chicken broth, room temperature
- ½ cup (122.5 g) whole milk, room temperature
For the Topping
- 2 large yellow onions, thinly sliced (about 4 cups)
- 4 cups (32 ounces) vegetable oil
- ½ teaspoon kosher salt
For Garnish
- 2 tablespoons fresh parsley, finely chopped

How to Make French Onion Funeral Potatoes
Step 1: Preheat the Oven
Preheat your oven to 350°F. Spray a 9×13-inch baking dish with nonstick spray to prevent sticking.
Step 2: Prepare the Potato Mixture
In a large bowl:
1. Combine the thawed hash browns with melted butter.
2. Add shredded cheese and sour cream.
3. Mix until well combined and set aside.
Step 3: Make the Sauce
In a medium non-stick skillet over medium heat:
1. Melt butter and add diced onion.
2. Cook until softened (about 3-5 minutes).
3. Stir in minced garlic and cook for an additional minute.
4. Add flour, salt, black pepper, cayenne pepper, and dried mustard; cook for another minute.
5. Slowly whisk in milk and chicken broth until thickened.
Step 4: Combine Mixtures
Pour the sauce into the potato mixture:
1. Mix thoroughly until well combined.
2. Transfer this mixture into the prepared baking dish.
Step 5: Bake the Casserole
Bake in the preheated oven for 45-50 minutes or until bubbly and heated through.
Step 6: Fry the Onions
While the casserole bakes:
1. Line a large baking sheet with paper towels; set aside.
2. Heat vegetable oil in a large saucepan over high heat until it reaches 350°F.
3. Working in batches, add about 1 cup of sliced onions to hot oil.
4. Fry until onions turn pale golden brown (approximately 2-5 minutes).
5. Use a slotted spoon to transfer fried onions onto the lined baking sheet; sprinkle with kosher salt.
Step 7: Finish and Serve
After baking for 45-50 minutes:
1. Remove from oven and evenly sprinkle fried onions on top of the hot casserole.
2. Serve immediately for best flavor!
How to Serve French Onion Funeral Potatoes
French Onion Funeral Potatoes are a delightful cheesy casserole perfect for gatherings or family dinners. These comforting potatoes can be served in various ways to enhance your dining experience.
Family Style
- Serve directly from the baking dish for a casual, homey feel. This makes it easy for guests to help themselves.
With Fresh Herbs
- Garnish with chopped fresh parsley or chives before serving. This adds a pop of color and freshness that complements the rich flavors.
As a Main Dish
- Pair with a green salad for a balanced meal. The freshness of the salad contrasts nicely with the creamy potatoes.
With Protein
- Serve alongside grilled chicken or beef. The savory flavors of the meat pair beautifully with the cheesy potatoes.
For Brunch
- Include as part of a brunch spread. Their unique flavor makes them an excellent addition to breakfast casseroles and other brunch items.
Leftover Sandwiches
- Use leftover potato mixture in a sandwich. Spread on bread for a delicious, hearty lunch option.
How to Perfect French Onion Funeral Potatoes
Perfecting your French Onion Funeral Potatoes ensures they are always a hit at any gathering. Here are some tips to elevate your dish:
- Use fresh ingredients: Fresh onions and quality cheese will enhance the overall flavor.
- Don’t skip the frying: Crispy fried onions add texture and depth, making your casserole more enjoyable.
- Adjust seasoning: Taste as you go! Adjust salt and spices according to your preference for the perfect kick.
- Let it rest: Allow the casserole to sit for 10 minutes after baking. This helps it set up nicely, making serving easier.
- Experiment with cheeses: Try mixing different cheeses like Gruyère or Monterey Jack for added richness.
- Store properly: If you have leftovers, store them in an airtight container in the fridge for up to three days.

Best Side Dishes for French Onion Funeral Potatoes
French Onion Funeral Potatoes can be complemented by various side dishes that provide contrasting flavors and textures. Here are some great options:
-
Garlic Bread
A classic side that pairs well with cheesy dishes, perfect for soaking up any extra sauce. -
Steamed Broccoli
Bright green broccoli adds color and nutrition while balancing the richness of the casserole. -
Caesar Salad
Crisp romaine lettuce tossed in creamy dressing provides a refreshing contrast to the warm potatoes. -
Roasted Brussels Sprouts
These add crunch and caramelization that enhances your meal’s flavor profile. -
Coleslaw
A tangy slaw offers crunch and acidity, cutting through the heaviness of the casserole nicely. -
Baked Beans
Sweet baked beans offer a delightful contrast with their savory-sweet profile alongside cheesy potatoes. -
Corn on the Cob
Sweet corn provides seasonal freshness that rounds out any summer meal beautifully. -
Fruit Salad
A light fruit salad can offer a sweet finish to balance out rich flavors from your main dish.
Common Mistakes to Avoid
Making French Onion Funeral Potatoes can be simple, but a few common mistakes can lead to unsatisfactory results. Here are some errors to watch out for.
-
Overcooking the onions: Cooking the onions too long can lead to bitterness. Sauté them just until they are softened and lightly golden for the best flavor.
-
Not thawing hash browns: Using frozen hash browns without thawing can result in uneven cooking. Always ensure your hash browns are fully thawed before mixing them into the casserole.
-
Skipping the seasoning: Neglecting to add enough salt and spices can make your casserole bland. Taste your mixture before baking and adjust seasoning as necessary.
-
Using low-quality cheese: Choosing an inferior cheese may not provide the creamy texture you desire. Opt for sharp cheddar cheese for a rich flavor that enhances the dish.
-
Ignoring the frying process: Frying onions incorrectly can lead to soggy toppings. Ensure your oil is hot enough and fry in batches for crispy results.
Storage & Reheating Instructions
Refrigerator Storage
- Store leftover French Onion Funeral Potatoes in an airtight container.
- They will last up to 3-5 days in the refrigerator.
Freezing French Onion Funeral Potatoes
- To freeze, portion out the casserole into freezer-safe containers.
- It can be stored for up to 2 months in the freezer.
Reheating French Onion Funeral Potatoes
- Oven: Preheat your oven to 350°F, cover with foil, and heat for about 20-25 minutes until warmed through.
- Microwave: Heat individual portions on high for 2-3 minutes, checking periodically.
- Stovetop: Place in a skillet over medium heat, stirring occasionally until heated thoroughly.

Frequently Asked Questions
Can I make French Onion Funeral Potatoes ahead of time?
Yes, you can prepare the casserole a day in advance. Just cover it tightly and refrigerate until you’re ready to bake.
What type of cheese works best for French Onion Funeral Potatoes?
Sharp cheddar cheese is recommended for its rich flavor. However, you can also mix in mozzarella or Gruyère for a different taste.
Can I customize my French Onion Funeral Potatoes?
Absolutely! Feel free to add cooked bacon, sautéed mushrooms, or different herbs to personalize your dish.
How do I ensure my fried onions stay crispy?
Fry your onions in batches at the right temperature (350°F) and drain them on paper towels immediately after frying to remove excess oil.
Final Thoughts
French Onion Funeral Potatoes blend cheesy goodness with crispy onion topping, making it a delightful comfort food dish suitable for any occasion. This recipe is versatile; feel free to customize it with different cheeses or added ingredients like bacon or vegetables. Give it a try and enjoy this delicious casserole!

French Onion Funeral Potatoes
- Total Time: 1 hour 10 minutes
- Yield: Serves approximately 8 people 1x
Description
French Onion Funeral Potatoes are a cozy, cheesy casserole that elevates comfort food to a new level. Infused with the savory flavors of classic French onion soup, this dish combines creamy hash browns with sharp cheddar and a crispy onion topping, creating an irresistible side perfect for gatherings, potlucks, or family dinners. With its rich taste and delightful texture, this casserole is sure to be a crowd-pleaser.
Ingredients
- 32 oz frozen cubed hash browns (thawed)
- 2 cups sharp cheddar cheese (shredded)
- 1 ½ cups sour cream
- 1 small yellow onion (diced)
- 2 tsp garlic (minced)
- ½ cup chicken broth
- 2 large yellow onions (thinly sliced for frying)
Instructions
- Preheat oven to 350°F and spray a 9×13-inch baking dish with nonstick spray.
- In a large bowl, mix thawed hash browns, melted butter, shredded cheese, and sour cream until combined.
- In a medium skillet, sauté diced onion in butter until softened. Add minced garlic, flour, salt, black pepper, cayenne pepper, and dried mustard; cook for an additional minute.
- Slowly whisk in milk and chicken broth until thickened. Combine this sauce with the potato mixture.
- Transfer to the prepared baking dish and bake for 45-50 minutes until bubbly.
- While baking, fry sliced onions in hot oil until golden brown; drain on paper towels.
- Once baked, top the casserole with fried onions and serve immediately.
- Prep Time: 20 minutes
- Cook Time: 50 minutes
- Category: Side Dish
- Method: Baking/Frying
- Cuisine: American
Nutrition
- Serving Size: 1 serving
- Calories: 380
- Sugar: 2g
- Sodium: 700mg
- Fat: 24g
- Saturated Fat: 12g
- Unsaturated Fat: 10g
- Trans Fat: 0g
- Carbohydrates: 30g
- Fiber: 2g
- Protein: 9g
- Cholesterol: 50mg
Keywords: Use fresh ingredients for the best flavor. Allow the casserole to rest for about 10 minutes after baking for easier serving. Experiment with different cheeses like Gruyère or Monterey Jack for added richness.