Description

Rich, creamy, and loaded with three cheeses, these Cheesy Mashed Potatoes are the ultimate holiday side dish. Inspired by Giada’s classic recipe and made even better with extra mozzarella, Parmesan, and Colby Jack, this make-ahead dish delivers a golden, bubbly crust and unbeatable cheese pull—perfect for Thanksgiving, Christmas, or any cozy family dinner.

Ingredients

4 lbs yellow or white potatoes, peeled and cubed
1 teaspoon salt (for boiling water)
1 stick unsalted butter
1 cup milk or heavy cream
2 1/2 cups freshly grated mozzarella cheese, divided
1 1/4 cups freshly grated Parmesan cheese, divided
1 cup freshly grated Colby Jack cheese
Salt and pepper, to taste

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Instructions

Cook Potatoes
Add potatoes and 1 teaspoon salt to the Instant Pot with enough water to cover. Cook on High Pressure for 3 minutes, then quick-release and drain.
Mash
Return potatoes to the pot. Add butter, milk or cream, 1½ cups mozzarella, and ¾ cup Parmesan. Mash until smooth. Season with salt and pepper.
Assemble
Spread potatoes in a buttered 9×13-inch baking dish. Top with remaining 1 cup mozzarella, ½ cup Parmesan, and 1 cup Colby Jack.
Bake & Broil
Bake at 400°F for 20 minutes until hot and lightly golden. Switch to broil for 2–3 minutes to create a bubbly, browned cheese crust.
Serve
Rest 5 minutes before serving. Enjoy the ultimate cheese pull!

Notes

Make-Ahead Tip

Assemble up to 1 day ahead. Cover and refrigerate. Bring to room temperature for 30 minutes, then bake as directed.

Freshly grated cheese melts better and creates the best crust.

Pair with roast chicken, turkey, or beef for a show-stopping holiday side.

Prep Time: 15
Cook Time: 25
Category: Side
Method: Baked
Cuisine: American