What to Do with Leftover Mashed Potatoes (21 Easy Leftover Mashed Potato Recipes)

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A bowl of fluffy mashed potatoes is often found on the holiday table, but what should you do with the leftovers? There are lots of delicious dishes that can be made with leftover mashed potatoes. Today we’ve collected 21 easy Leftover Mashed Potato Recipes for you to try.

From shepherd’s pie, to bread, and even waffles, there are a lot of tasty recipes to make using leftover mashed spuds. Let’s start cooking! 

How Long Do Leftover Mashed Potatoes Last in the Fridge?

Leftover mashed potatoes can be stored in airtight containers or resealable freezer bags for 3-5 days in the fridge. 

Best Leftover Mashed Potato Recipes

Fried Mashed Potato Balls

You’ll be amazed at how delightfully crispy these mashed potato balls turn out. Each one is filled with cheese and when you cut into it, the cheese oozes out. They’re delicious!  

Cheesy Leftover Mashed Potato Pancakes (Potato Patties)

How about serving these savory pancakes for brunch? They’d be great with eggs and crispy sliced bacon. 

Leftover Mashed Potato Muffins

Your kids will love these muffin-sized bites of potato and cheese. Serve them with meatloaf and a green veggie for a delicious weeknight meal! 

Leftover Mashed Potato Waffles

These savory waffles are a little bit tangy, cheesy, and perfectly seasoned. Serve them with crisp fried chicken for a meal your family will love! 

Mashed Potato Puffs

These mashed potato puffs taste just like loaded baked potatoes and are ready to eat in just 40 minutes. They’d pair well with roasted chicken and glazed carrots. 

Shepherd’s Pie

Everyone’s favorite comfort food is even easier when it’s made with leftover mashed potatoes. It takes just 10 minutes of prep time and 30 minutes to bake! 

Leftover Mashed Potato Croquettes

These bite-sized gems would be perfect as an appetizer. Serve them at your next casual get-together with a side of sour cream! 

Broccoli Cheese Mashed Potato Casserole

The next time you’re planning on making mac & cheese, serve this tasty casserole instead! It takes just 45 minutes to make and would be delicious served with saucy pork chops. 

Potato Bread

Who knew that you can make delicious white bread with leftover mashed potatoes? It’s light and soft – perfect for sandwiches! 

Mashed Potato Cakes

You can’t go wrong with these potato cakes. They’re flavored with cheddar cheese, and you can add onions, ham, bacon, or diced veggies – whatever you have on hand! 

Leftover Mashed Potato Rolls

Transform those mashed potatoes into tender dinner rolls! It does take some time, (mainly to allow the dough to rise), so be sure to start them in the afternoon to enjoy them for dinner. 

Mashed Potato Biscuits

How about serving these tender biscuits for dinner next Sunday? They’re tender, flaky, and take just 35 minutes to make. Serve them with roast pork and a side of broccoli and you’ll have a complete meal!

Mashed Potato Quesadilla

This is a great idea for a weekend lunch. It takes just 10 minutes to make, and can be served with a crisp green salad for a hearty meal! 

Baked Potato Soup

Serve this hearty soup when it’s cold or rainy outside. It’s comforting, full of delicious flavors, and takes just 30 minutes to make!


This recipe calls for freshly boiled potatoes but you can easily use leftover mashed potatoes to save yourself some time! Don’t forget to serve them with sour cream! 

Ham and Mashed Potato Casserole

If you have both ham and mashed potato leftovers from a holiday meal, this dish is ideal. Add some cheese and a handful of ingredients, and you’ll have a hearty casserole that everyone will love! 

Mashed Potato Donuts

How about turning those savory mashed potatoes into something sweet? These delicious donuts are flavored with nutmeg and cinnamon, and feature a cinnamon-sugar coating. Yum! 

Leftover Mashed Potato Gnocchi

With just 3 ingredients you can try your hand at making homemade potato gnocchi! They only take about 35 minutes to make, and would be delicious served with your favorite tomato or Alfredo sauce. 

Thanksgiving Leftover Pizza

This pizza has all the flavors of a traditional Thanksgiving meal – turkey, gravy, stuffing, cranberry sauce, and mashed potatoes! Add some shredded mozzarella, and a store-bought crust, and you’ll be enjoying this genius meal in just 22 minutes. 

Tattie Scones

Whether you call them scones or cakes, this easy recipe of mashed potatoes, flour, butter, and oil turns out perfect every time. Serve them with grilled sausages and sauteed veggies for an easy week-night meal. 

Turkey and Potato Dumplings

This one pot meal is similar to a stew. It’s full of tender turkey,  veggies, and dumplings made with leftover mashed potatoes! Add it to your list of recipes to use with holiday leftovers. 

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A bowl of fluffy mashed potatoes is often found on the holiday table, but what should you do with the leftovers? There are lots of delicious dishes that can be made with leftover mashed potatoes. Today we’ve collected 21 easy Leftover Mashed Potato Recipes for you to try.

Easy Leftover Mashed Potato Shepherd’s Pie Recipe

By: Izzy
This shepherd’s pie is loaded with delicious ground lamb, onions, carrots, peas, and corn topped with buttery and creamy leftover mashed potatoes. It’s one of our favorite ground lamb recipes and easy to make at home.
Prep: 10 minutes
Cook: 30 minutes
Total: 40 minutes
Servings: 6


  • 1 tablespoon oil
  • 1 ½ ground lamb
  • 2 cloves garlic, crushed
  • 1 large onion, diced
  • 2 tablespoons Worcestershire sauce
  • 1 cup beef broth
  • 2 cups frozen vegetables, eg. carrots, peas and corn
  • salt and pepper to taste
  • 4 cups leftover mashed potatoes
  • 1 tablespoon fresh parsley, chopped


  • Preheat the oven to 375°F.
  • Place a large ovenproof skillet over medium-high heat.
  • Add the oil and then the ground lamb, stirring for 3-5 minutes until starting to brown. Drain off any excess fat.
  • Add the onion and garlic and cook for several minutes more until translucent and the meat is browning more.
  • Add the Worcestershire sauce, beef broth, vegetables, salt and pepper. Stir for several minutes to boil off excess liquid and remove from heat.
  • Spoon the leftover mashed potatoes over the meat in the skillet and spread evenly. Use a fork to make your favorite pattern on the top of the potatoes.
  • Bake for 25-30 minutes in the top third of the oven until golden. Remove from the oven and garnish with optional parsley. Serve and enjoy!

Nutrition information provided is an estimate only and will vary based on ingredient brands and cooking methods used.

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About Izzy

I'm Izzy, a food lover and photographer. Here you’ll find a collection of simple recipes that are perfect for busy people. My blog aims to help you make and enjoy delicious and healthy food at home.

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