17 Clever Uses for Leftover Mashed Potatoes

Hot Beef Sundae in red and white ice cream bowls
Photo: bd.weld

Next time you're mashing a big batch of potatoes, consider doubling the recipe. You can use the leftovers to make some scrumptious (and surprising) dishes. Think potato pancakes, pierogi, quesadillas, and more. Just use a recipe that contains plenty of fat (like our Day Before Mashed Potatoes) to keep leftover mashed potatoes extra creamy.

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Potato Soup

Potato Soup

Thin those mashed potatoes with broth and milk and you've got potato soup. Set out a bar of chives, shredded cheese, bacon, and sour cream and let your family customize their bowls.

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Shepherd's Pie VI

Shepherd's Pie VI on a white plate

Serve veggies, meat, and leftover mashed potatoes in a one-dish meal. Don't eat meat? Here's a comforting plant-based version.

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Loaded Mashed Potato Cakes

Loaded Mashed Potato Cakes with bacon and fried egg

You can't go wrong with a combo like bacon, mashed potatoes, and cheese. Mix them together and drop them into a hot frying pan; serve these golden patties as a meal or a side for grilled meats.

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Mashed Potato Quesadilla

Mashed Potato Quesadilla on a red plate with lettuce garnish
Melissa Goff

Leftover mashed potatoes take on a Tex-Mex twist when sandwiched between flour tortillas. Top them with salsa, sour cream, and cheese for a super-speedy dinner.

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Tender Potato Biscuits

Tender Potato Biscuits on a napkin

Fluffy, leftover mashed potatoes add moisture to these delicate potato biscuits. Use a gentle hand when mixing so the biscuits aren't tough.

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Potato Candy from Ohio

Potato Candy from Ohio
LeeAnn Jacobs

Potato candy with peanut butter filling? That's right. Credit goes to the Pennsylvania Dutch for inventing this popular Depression-era confection.

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Potato Waffles

Potato Waffles on a blue plate

These savory waffles are a fun use for leftover mashed potatoes. Top them with sour cream and serve them alongside grilled fish or chicken.

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Chocolate Covered Peppermint Patties

peppermint patties cut in half

Would you believe you can make those iconic, chocolate-covered minty candies with leftover mashed potatoes? Plus, these impressive confections are actually easy to whip up!

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Pierogi (Polish Dumplings)

Pierogi on a white plate

These beloved Polish dumplings traditionally feature potato filling. You can make the filling the night before you stuff the pierogis.

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Norwegian Potato Lefsa

Several pieces of rolled lefse on a plate
AmyKerk / Getty Images

Employ leftover mashed potatoes in this Norwegian flatbread, which you can serve with butter and cinnamon-sugar or, for the hardcore, lutefisk (aka dried whitefish).

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Vegetable Koftas

Vegetable Koftas in sauce in a large pot
Ananya Sk

Though our Vegetable Koftas look like meatballs, these fried potato and veggie balls are vegetarian. "This is a very authentic Indian recipe found on Indian menus the world over. It is served during formal dinners, festivals and weddings," recipe creator princess_Delkie says.

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Cheesy Leftover Ham and Mashed Potato Casserole

Cheesy Leftover Ham and Mashed Potato Casserole in a glass pie dish

Turn leftovers (especially holiday leftovers!) into pure comfort food. Recipe creator bd.weld suggests substituting ingredients based on what you have on hand. In other words, this could easily be your base recipe for Cheesy Leftover Turkey and Mashed Potato Casserole.

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Potato Rolls

Potato Rolls on a baking rack

We're not saying mashed potatoes are more comforting than bread. BUT, baking rolls from mashed potatoes makes them even more comforting.

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Hot Beef Sundae

Hot Beef Sundae in red and white ice cream bowls

Serve these savory, state fair-inspired "sundaes" at birthday parties or whenever you're having to persuade your picky eaters to finish their dinners.

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Meatloaf Cupcakes

Meatloaf Cupcakes with pink and cream mashed potato toppings

Here's another kid-friendly version of a favorite sweet turned meaty. Bake meatloaf in muffin pans and pipe mashed potato "frosting" on top. "I put the mashed potatoes in a pastry bag and used the largest tip I had," George says.

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Irish Zucchini and Potato Pancakes

Balsam on a white dish with sour cream and marmalade

Mashed potatoes and shredded Yukon golds team up with zucchini in these top-rated potato pancakes. Serve with sour cream, ranch dressing, or even applesauce.

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Chantilly Potatoes

Chantilly Potatoes in a yellow casserole dish
Kim's Cooking Now

Using leftover mashed potatoes in another potato dish makes a whole lot of sense to us, too. "I made these exactly as directed using Swiss Gruyere cheese," reviewer Kim's Cooking Now says. "Elegant and sophisticated. I'd gladly serve these at a fancy dinner party. Easy to make, too. Loved them!"

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