34 mashed potato casserole recipes

Make-ahead mashed potato casserole with cream cheese, sour cream, butter, and paprika. Baked until golden on top with a creamy, fluffy center.

Sauteed mushroom and Swiss chard with layered mashed potatoes, sprinkle grated Parmesan cheese on top, after baking the flavor is wonderful. It is also a good dish for holidays.

Make-ahead mashed potato casserole with sour cream and cream cheese, refrigerated overnight, then baked the next day. The Thanksgiving and holiday side that frees up your stovetop.

Creamy mashed potato casserole made with cream cheese, sour cream, and a paprika-dotted golden top. A make-ahead holiday side that frees up stovetop space on the big day.

Mashed potato casserole with serious flavor from some slowly caramelized onions.

Cheesy mashed potatoes baked into a souffle-like casserole with Old English cheese, cream cheese, and whipped egg whites folded in. Parmesan-crusted top.

Shepherd's pie with seasoned ground beef, leftover roast beef, vegetables, and a fluffy mashed potato top finished under the broiler. A hearty pub-style casserole that uses up Sunday roast.

The classic Southern Living sweet potato casserole: a creamy, custardy mash of sweet potatoes baked under a buttery brown-sugar pecan crumble. No marshmallows here, just a crunchy praline-style topping. A holiday must.

Hamburger potato casserole with browned ground beef and onions layered over mashed potatoes and topped with melted cheddar. A five-ingredient shortcut dinner using frozen mashed potatoes.

Loaded mashed potato casserole with sauteed peppers, onions, crumbled bacon, and melted cheddar broiled on top. A crowd-pleasing side dish that turns leftover mashed potatoes into something special.

Mashed sweet potatoes with brown sugar, cinnamon, and raisins topped with toasted marshmallows. The classic Thanksgiving casserole that pulls off the rare sweet-and-savory side dish balance.

Poor man's perogies layer lasagna noodles with cheesy Velveeta-mashed potatoes and buttery sauteed onions for the famous perogy filling without the dough. A budget-friendly retro casserole that feeds a crowd.

Italian-style ground beef casserole layered with oregano mashed potatoes, sliced tomatoes, and melted mozzarella. A budget-friendly deep dish dinner using instant potatoes for a quick weeknight meal.

Microwave sweet potato casserole with mashed sweet potatoes, pineapple tidbits, brown sugar, butter, and gooey marshmallows. The holiday classic side dish, ready in 25 minutes without ever turning on the oven.

Mashed sweet potatoes with orange juice, marmalade, and fresh ginger, baked under a crumbly oatmeal cookie topping. A sweet, citrusy twist on classic sweet potato casserole.

Sour cream mashed potatoes enriched with cream cheese and butter, then baked into a make-ahead casserole. The tangy, fluffy holiday side you can prep days before dinner.