Mashed Potato Casserole

Rich and creamy this mashed potato casserole is perfect for any Holiday dinner. Make it ahead of time and save time in the kitchen with a potato recipe everyone will love.

Course Side Dish

Cuisine North American

Diet Gluten Free

Prep Time 5

Cook Time 25

Making mashed potato 30

Total Time 1

Servings

Calories 415kcal

Author Emmeline Kemperyd

Equipment

Large pot*
Oven safe dish 1.5 quarts, round: 8 inches (20 cm) across, rectangular: 10 x 7 inches (25 x 18 cm). 2-3 inches / 5-7.5 cm high.
Measuring cups

Ingredients

Cheesy Mashed Potatoes

2 lb potatoes peeled and cut in smaller pieces
1 tablespoon salt for seasoning potato boiling water
¼ cup butter salted or unsalted
1 cup cream cheese
1 cup shredded Parmesan cheese or other flavorful cheese like Gruyere
½ teaspoon fine table salt or according to taste
½ teaspoon ground black pepper or according to taste

Mashed Potato Casserole

½ cup shredded cheese a well melting kind like mozzarella

US Customary - Metric

Instructions

To start, boil the potatoes in a large pot with salted water until tender, then drain them.
2 lb potatoes, 1 tablespoon salt
Preheat oven to 430℉ (220℃).
Mash the potatoes while still hot, then add butter in pieces. Mash together until butter is melted and mixed in with the potatoes.
¼ cup butter
Add cream cheese and mix until well incorporated.
1 cup cream cheese
Fold in shredded Parmesan cheese, then taste test and season with salt and pepper as needed.
1 cup shredded Parmesan cheese, ½ teaspoon fine table salt, ½ teaspoon ground black pepper
Transfer mashed potatoes to an oven safe baking dish, and even out the surface. Top with shredded cheese.
½ cup shredded cheese
Bake in the middle of the oven at 430℉ (220℃) for 25-30 minutes. If the top starts to brown too much, cover with aluminium foil. It's done when well heated through and the top is melted and golden brown. Let it rest a few minutes before serving.

Notes

Keep an eye on it in the oven. if the top starts to brown too much, cover it with aluminum foil so that it doesn't burn.

Top the mashed potato casserole with any cheese you love that melts well.

How to make it ahead of time: prepare the mashed potato bake completely but don't bake it. Keep it covered in the fridge for up to 24 hours. When you need it, bake it in the oven for 20-30 minutes before serving.

You can use already-made mashed potatoes for this bake as well. Just heat them slightly in the microwave and mix in the cheese and seasonings from there.

Nutrition