If you ever find yourself with a generous bowl of mashed potatoes lingering in the fridge, I have the most delightful treat for you: the Leftover Mashed Potato Cheese Puffs Recipe. These golden, fluffy puffs are a total game-changer, transforming plain potatoes into irresistible little bites packed with cheesy goodness and fresh herbs. Trust me, once you try this recipe, you’ll be making it over and over again, especially when you want something cozy, crispy, and utterly satisfying in just under 40 minutes.

Ingredients You’ll Need
This recipe keeps things wonderfully simple with ingredients that you likely already have on hand. Each component plays a special role, creating a beautiful balance of creamy mashed potatoes, melty cheese, and just the right texture to make your puffs crisp on the outside and tender inside.
- 3 cups mashed potatoes: The base of the dish; creamy and comforting, bringing moisture and softness.
- 1 cup shredded cheese (cheddar, mozzarella, or your favorite melting cheese): Adds gooey, rich flavor and stretches the cheesy pull you crave.
- 1/4 cup all-purpose flour: Helps bind the mixture to keep those puffs perfectly formed and slightly crispy.
- 2 tablespoons Parmesan cheese: Gives a salty, nutty kick that enhances the overall depth of flavor.
- 2 tablespoons chives: Fresh and mild onion notes brighten up every bite.
- 1/3 cup sour cream: Adds tang and creamy moisture to keep the texture luscious.
- Salt to taste: A pinch goes a long way to balance and elevate the flavors.
- 2 eggs, beaten: Acts as a binder to bring everything together tightly for baking.
How to Make Leftover Mashed Potato Cheese Puffs Recipe
Step 1: Preheat and Prepare
Start by preheating your oven to 400°F (200°C). Grease a muffin tin to ensure your puffs don’t stick and come out with a beautiful golden crust. This prep step is key to achieving that perfect chew on the outside while keeping the insides soft and cheesy.
Step 2: Combine Wet Ingredients
In a large mixing bowl, whisk the beaten eggs together with the sour cream until they are smoothly blended. This mixture brings creamy silkiness and richness that binds the puffs without weighing them down.
Step 3: Add Cheeses, Chives, and Seasoning
Next, stir in your shredded cheese, Parmesan cheese, and freshly chopped chives. Don’t forget to season the mixture with salt. These ingredients create layers of flavor and texture, with the cheeses melting beautifully during baking and the chives adding fresh pops throughout.
Step 4: Fold in Mashed Potatoes
Gently fold the mashed potatoes into your wet mixture, ensuring the ingredients combine evenly but without overmixing. You want every bite to have that creamy potato base with cheesy pockets scattered throughout.
Step 5: Fill the Muffin Tin
Spoon the mixture carefully into the greased muffin tin, filling each cup right to the top. This helps give you tall, fluffy puffs that rise wonderfully in the oven.
Step 6: Bake Until Golden
Bake your cheese puffs for 20 to 25 minutes. Keep an eye on them as they turn golden brown and puff up with a crisp edge. This is when all the magic happens, blending textures and deepening flavors.
Step 7: Cool and Serve
Once baked, let the puffs cool slightly in the tin before removing them. This makes sure they hold their shape perfectly and you don’t lose any cheesy goodness.
How to Serve Leftover Mashed Potato Cheese Puffs Recipe

Garnishes
Sprinkle your puffs with some extra freshly chopped chives or a little cracked black pepper to brighten their appearance and flavor. A dollop of sour cream or a smear of gourmet mustard can also add an exciting contrasting tang.
Side Dishes
Pair these cheesy delights with a crisp green salad, roasted vegetables, or even a hearty soup for a full meal. Their richness makes them the perfect complement to anything fresh or tangy on the side.
Creative Ways to Present
For a fun appetizer twist, serve these puffs on a platter with an assortment of dips like spicy aioli, tangy salsa, or a creamy herb dip. You can also transform them into mini sliders by slicing them in half and adding bacon, lettuce, or avocado for extra indulgence.
Make Ahead and Storage
Storing Leftovers
Leftover Mashed Potato Cheese Puffs are fantastic the next day! Store them in an airtight container in the fridge for up to three days to keep their flavor and texture intact.
Freezing
If you want to keep these puffs longer, freeze them in a single layer on a baking sheet before transferring to a freezer-safe zip bag or container. They freeze well for up to a month, so you’ll always have a quick snack ready.
Reheating
To reheat, pop your frozen or refrigerated puffs in a 350°F (175°C) oven for about 10-15 minutes until warmed through and slightly crisp again. Avoid microwaving if you want to retain that delightful puffiness and texture.
FAQs
Can I use other cheeses besides cheddar or mozzarella?
Absolutely! Feel free to experiment with your favorite melting cheeses like Gruyère, Monterey Jack, or even a spicy pepper jack. Each will bring a unique flavor twist to the Leftover Mashed Potato Cheese Puffs Recipe.
Do I need to add flour, or can I skip it?
The flour helps the puffs hold together and create a little crispness on the outside. Skipping it might make the texture more delicate and less stable, so it’s best not to omit it unless necessary.
Can I make these gluten-free?
Yes! Simply substitute the all-purpose flour with a gluten-free flour blend to keep the texture just as lovely and fluffy.
What if I don’t have sour cream?
You can replace sour cream with Greek yogurt or even a bit of cream cheese for that creamy tang that makes the puffs so moist and delicious.
How do I prevent the cheese puffs from becoming too dense?
Make sure to fold the potatoes gently with the other ingredients and don’t overpack the muffin tin cups. Giving them space to puff up will keep them light and airy.
Final Thoughts
There is something truly heartwarming about the Leftover Mashed Potato Cheese Puffs Recipe. Not only does it rescue your leftovers in the most delicious way, but it also adds a special touch of comfort and joy to your table. Give it a try the next time you have mashed potatoes hanging around – I promise these puffs will become a treasured favorite you’ll want to make again and again.
Print
Leftover Mashed Potato Cheese Puffs Recipe
- Prep Time: 10 minutes
- Cook Time: 25 minutes
- Total Time: 35 minutes
- Yield: 12 servings 1x
- Category: Snack
- Method: Baking
- Cuisine: American
- Diet: Vegetarian
Description
Delicious and easy-to-make cheesy puffs made from leftover mashed potatoes, perfect as a savory snack or side dish. These puffs are golden, fluffy, and packed with melted cheese and fresh chives, baked to perfection in a muffin tin.
Ingredients
Main Ingredients
- 3 cups mashed potatoes
- 1 cup shredded cheese (cheddar, mozzarella, or your favorite melting cheese)
- 1/4 cup all-purpose flour
- 2 tablespoons Parmesan cheese
- 2 tablespoons chives, chopped
- 1/3 cup sour cream
- Salt to taste
- 2 eggs, beaten
Instructions
- Preheat oven: Preheat your oven to 400°F (200°C) and grease a muffin tin thoroughly to prevent sticking.
- Mix eggs and sour cream: In a mixing bowl, beat the eggs first, then blend in the sour cream until the mixture is smooth and combined.
- Add cheese and seasoning: Stir in the shredded cheese, Parmesan cheese, chopped chives, and salt. Mix these ingredients well to evenly distribute flavors.
- Incorporate mashed potatoes: Gently fold the 3 cups of mashed potatoes into the cheese and egg mixture until all components are evenly combined.
- Fill muffin tin: Spoon the potato mixture into the prepared muffin tin, filling each cup to the top for nice rising.
- Bake: Place the muffin tin in the preheated oven and bake for 20-25 minutes or until the tops of the puffs are golden brown and puffed.
- Cool and serve: Let the cheese puffs cool slightly in the tin before carefully removing them. Serve warm for best taste and texture.
Notes
- Use any type of leftover mashed potatoes; reheat or soften them slightly if needed for easier mixing.
- You can substitute the flour with gluten-free flour for a gluten-free option.
- Feel free to add herbs like parsley or paprika for extra flavor.
- These puffs freeze well; reheat in the oven to maintain crispness.
- To make it vegetarian, ensure cheeses used are free of animal rennet.

