Twice-Baked Potato Casserole

There’s nothing quite as comforting as a creamy, cheesy Twice-Baked Potato Casserole. This recipe takes all the best parts of a classic twice-baked potato—fluffy mashed potatoes, savory cheese, and rich toppings—and combines them into one irresistible dish. Whether you’re planning a family dinner or a holiday gathering, this casserole is guaranteed to be a hit!

Why You’ll Love This Recipe

Incredibly Creamy & Cheesy: Each bite is packed with creamy mashed potatoes and gooey cheddar cheese.
Perfect for Gatherings: A 9×13-inch dish serves a crowd, making it an ideal side for parties and holidays.
Customizable: Add your favorite toppings like bacon bits, chives, or even jalapeños for a personalized twist.
Make-Ahead Friendly: Prep it ahead of time and bake when you’re ready—stress-free entertaining at its best!

What Does It Taste Like?

Imagine the fluffiest mashed potatoes mixed with tangy sour cream and melted butter, layered with the savory bite of cheddar cheese. The green onions add a subtle crunch and freshness, balancing the richness. It’s pure potato bliss in every bite!

Benefits of This Recipe

1. Simple Ingredients: You likely already have most of these staples in your kitchen.
2. Budget-Friendly: A hearty, filling dish that won’t break the bank.
3. Versatile: Pairs beautifully with any protein—chicken, steak, turkey, or even a vegetarian spread.

Ingredients You’ll Need

• 5 large russet potatoes, baked and cooled
• 1 cup sour cream
• ½ cup milk
• 4 tablespoons unsalted butter, melted
• 2 cups shredded cheddar cheese, divided
• ½ cup green onions, chopped
• Salt and pepper to taste

Tools for Success

• A large mixing bowl for mashing and mixing.
• A potato masher or electric mixer to get the perfect texture.
• A 9×13-inch baking dish, greased for easy cleanup.
• A sturdy spatula for spreading the potato mixture evenly.

Ingredient Additions & Substitutions

Bacon Crumbles: Sprinkle on top for a smoky crunch.
Cream Cheese: Replace half the sour cream with cream cheese for extra richness.
Herbs: Add fresh parsley, thyme, or dill for an herby twist.
Alternative Cheeses: Use Monterey Jack or Gouda for a different flavor profile.
Dairy-Free Options: Substitute sour cream with a dairy-free alternative and use plant-based cheese.

Step-by-Step Instructions

1. Prep the Potatoes: Preheat your oven to 350°F (175°C). Peel the baked potatoes and place them in a large bowl.
2. Mash It Up: Mash the potatoes until smooth, leaving a few lumps if you prefer texture.
3. Mix the Magic: Stir in sour cream, milk, melted butter, 1 ½ cups cheddar cheese, green onions, salt, and pepper. Mix well until fully combined.
4. Assemble the Casserole: Spread the potato mixture evenly into a greased 9×13-inch baking dish.
5. Cheesy Finish: Sprinkle the remaining ½ cup of cheese on top for a golden, melty layer.
6. Bake: Place in the oven and bake for 20-25 minutes, or until the cheese is melted and bubbly.
7. Serve Hot: Garnish with extra green onions and serve straight from the oven!

What to Serve With This Dish

Proteins: Roasted chicken, grilled steak, or glazed ham.
Veggies: Steamed broccoli, sautéed green beans, or a fresh garden salad.
Gravy: Drizzle with brown gravy or a dollop of sour cream for added decadence.

Pro Tips for Success

Bake Potatoes Ahead: Baking and cooling the potatoes beforehand saves time.
Adjust Consistency: If the mixture feels too thick, add a splash of milk to loosen it up.
Golden Top: Broil for 2-3 minutes after baking for a golden, bubbly crust.
Leftover Friendly: Use leftovers to make potato pancakes or add them to soups!

Storage Instructions

Fridge: Store leftovers in an airtight container for up to 4 days.
Freezer: Freeze the assembled but unbaked casserole for up to 2 months. Thaw in the fridge overnight before baking.
Reheating: Warm in a 350°F oven until heated through or microwave individual servings.

FAQs About Twice-Baked Potato Casserole

Can I use other types of potatoes? Absolutely! Yukon Golds or red potatoes can work, but russets yield the fluffiest texture.

Can I make this casserole ahead of time? Yes! Assemble the casserole a day in advance, cover it, and refrigerate until ready to bake.

How do I make it vegetarian? This recipe is naturally vegetarian—just ensure your cheese and sour cream are rennet-free if necessary.

Conclusion

Twice-Baked Potato Casserole is the ultimate comfort food, blending creamy mashed potatoes with the gooey goodness of cheddar cheese. It’s easy to make, endlessly customizable, and a guaranteed crowd-pleaser. Whether you’re serving it as a side dish or indulging in it as a main course (we won’t judge!), this casserole is pure bliss.

Looking for more casserole inspiration? Check out Chicken Bacon Ranch Tater Tot Casserole, Baked Rigatoni with Spinach and Ricotta, or Mexican White Trash Casserole for your next meal.

Share Your Creation! Tried this recipe? Snap a photo and tag me on Pinterest! Don’t forget to leave a review below—your feedback means the world to me. 🧡

Nutritional Information (per serving)

Calories: 310
Protein: 10g
Fat: 18g
Carbohydrates: 27g
Fiber: 2g

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