In the cozy corners of my kitchen, a culinary masterpiece transforms mundane potatoes into a creamy, dreamy Mashed Potato Casserole that sings comfort food like a Broadway star. Picture this: fluffy potatoes, smothered in rich butter and cream, topped with melty cheese that glistens under the oven’s glow. cheesy Irish toasties spicy jalapeno popper grilled cheese The aroma wafts through the air, inviting you to take a seat at the table and dig in. Each scoop is a warm hug for your taste buds, creating an experience that feels like home. For more inspiration, check out this Hamburger Potato Casserole recipe.
Now, let’s not forget the memories tied to this dish. I still remember the first time I made it for a family gathering; my aunt declared it was “the best thing since sliced bread!” Who knew mashed potatoes could steal the show? Whether it’s Thanksgiving or just a Tuesday night craving comfort, this casserole is perfect for any occasion. So grab your apron and get ready for an unforgettable flavor journey that’s sure to impress.
Why You'll Love This Recipe
- This Mashed Potato Casserole is incredibly easy to whip up, making it perfect for busy weeknights
- The combination of flavors creates a rich and creamy experience with every bite
- Its golden, cheesy top is visually stunning and will make you the star of any potluck
- You can customize the ingredients based on your preferences, making it versatile enough for any palate
Sharing my famous Mashed Potato Casserole brought smiles and second helpings from everyone at our last family dinner. For more inspiration, check out this Tater Tot Casserole recipe.
Essential Ingredients
Here’s what you’ll need to make this delicious dish:
-
Potatoes: Use starchy varieties like Russets for that fluffy texture we crave in mashed potatoes.
-
Butter: Go for unsalted butter; it allows you to control the saltiness of your casserole.
-
Heavy Cream: This adds richness and creaminess; consider half-and-half if you’re looking to lighten things up.
-
Cheddar Cheese: Sharp cheddar gives a bold flavor that pairs beautifully with creamy potatoes. breakfast sliders with sausage.
-
Sour Cream: Adds tanginess; feel free to substitute Greek yogurt for added protein.
-
Green Onions: Chopped fresh green onions add a burst of color and mild flavor.
-
Salt & Pepper: Essential seasonings—adjust based on your personal preference.
The full ingredients list, including measurements, is provided in the recipe card directly below.
Let’s Make it Together
Prep Your Potatoes: Begin by peeling and chopping about 3-4 large potatoes into even chunks. Rinse them under cold water until clear to remove excess starch.
Boil Until Tender: Place the chopped potatoes in a large pot filled with cold water. Bring to a boil over medium-high heat and cook until fork-tender, about 15-20 minutes.
Drain and Mash Away!: Once cooked, drain the potatoes well using a colander. Return them to the pot and mash thoroughly until smooth—no lumps allowed!
Add Creamy Goodness: Stir in butter, heavy cream, and sour cream until everything is well combined. Season generously with salt and pepper; taste-test as you go!
Layer It Up!: Spread half of the potato mixture into a greased baking dish. Sprinkle with shredded cheddar cheese, then layer on the remaining mashed potatoes. Top with more cheese!
Bake It Perfectly!: Preheat your oven to 350°F (175°C). Bake uncovered for 25-30 minutes until golden brown and bubbly on top—your kitchen will smell amazing!
And there you have it! A savory Mashed Potato Casserole that’s ready to be enjoyed by family and friends alike. Serve hot with additional green onions sprinkled on top for that extra touch!
You Must Know
- Mastering mashed potato casserole means understanding texture
- Aim for creamy potatoes, and don’t skimp on seasoning
- Trust me, your taste buds will thank you when every bite is bursting with flavor and comfort
Perfecting the Cooking Process
Start by boiling peeled potatoes until tender, then mash them with butter and cream. Mix in cheese while the mixture is warm to achieve a silky consistency, followed by layering in a baking dish topped with breadcrumbs for that perfect crunch.
Add Your Touch
Feel free to swap out regular potatoes for sweet potatoes or add roasted garlic for an extra punch of flavor. Try mixing in sautéed vegetables or crispy bacon bits to elevate your mashed potato casserole even more.
Storing & Reheating
Store leftovers in an airtight container in the fridge for up to four days. Reheat in the oven at 350°F until warm throughout, adding a splash of milk or cream if needed to restore creaminess.
Chef's Helpful Tips
- To achieve velvety mashed potatoes, use a potato ricer instead of a masher
- Always taste and adjust seasoning before baking for maximum flavor
- For crunchy topping perfection, broil the casserole for a couple of minutes at the end
Creating this mashed potato casserole brings back memories of family gatherings where my grandma’s recipe stole the show every time. baked chicken legs and rice.
FAQ
What potatoes are best for mashed potato casserole?
Yukon Gold or Russet potatoes work best due to their creamy texture.
Can I make mashed potato casserole ahead of time?
Yes, prepare it a day before and refrigerate; just bake it when ready to serve.
How do I prevent my casserole from becoming dry?
Ensure you incorporate enough cream or butter into the mixture before baking.

Mashed Potato Casserole
- Total Time: 45 minutes
- Yield: Serves 8
Description
Mashed Potato Casserole is the ultimate comfort food, transforming simple ingredients into a creamy, cheesy delight that will have everyone coming back for seconds. Fluffy potatoes are blended with rich butter and heavy cream, layered with sharp cheddar cheese, and baked to perfection for a golden, bubbly topping. Whether for holidays or cozy family dinners, this dish promises warmth and satisfaction in every bite.
Ingredients
- 3–4 large Russet potatoes (about 2 lbs)
- 1/2 cup unsalted butter
- 1/2 cup heavy cream
- 1 cup sharp cheddar cheese (shredded)
- 1/2 cup sour cream
- 1/4 cup green onions (chopped)
- Salt and pepper to taste
Instructions
- Peel and chop the potatoes into even chunks. Rinse under cold water until clear.
- Boil potatoes in a large pot of cold water over medium-high heat until fork-tender, about 15-20 minutes.
- Drain well, return to pot, and mash until smooth.
- Stir in butter, heavy cream, sour cream; season with salt and pepper to taste.
- In a greased baking dish, spread half the potato mixture. Top with half the cheese, layer remaining potatoes, then sprinkle with more cheese on top.
- Bake at 350°F (175°C) for 25-30 minutes until golden brown.
- Prep Time: 15 minutes
- Cook Time: 30 minutes
- Category: Main
- Method: Baking
- Cuisine: American
Nutrition
- Serving Size: 1/8 of casserole (150g)
- Calories: 300
- Sugar: 2g
- Sodium: 450mg
- Fat: 18g
- Saturated Fat: 10g
- Unsaturated Fat: 7g
- Trans Fat: 0g
- Carbohydrates: 32g
- Fiber: 3g
- Protein: 6g
- Cholesterol: 40mg
Keywords: - For extra flavor, consider adding roasted garlic or sautéed vegetables. - To enhance texture, try mixing in crispy bacon bits or using sweet potatoes instead of Russets.