Mashed potatoes are like pasta or rice—versatile sides that I always make too much of. It's a common kitchen dilemma.
So, what to do with leftover mashed potatoes? Throwing them out is never an option for me.
Thankfully, my grandmother shared these easy recipes for using up leftover mashed potatoes, honed over years of family cooking.
Since incorporating them into our routine, we've cut grocery costs while delighting everyone at the table.
Discover 15 quick and easy recipes made with leftover mashed potatoes:


Dauphiné potatoes are a simple, crowd-pleasing dish my family can't get enough of—kids love grabbing them by hand. As a home cook, I've seen them disappear fast every time. Discover the recipe here.

Gnocchi are another kid favorite. I used to buy store-bought, but starting with leftover mashed potatoes changed everything—the homemade version is far superior. Try this simple recipe, with or without eggs. Discover the recipe here.

These potato croquettes evoke Spanish croquetas: soft inside, crispy outside. Perfect as a side or finger food for a comforting meal tray. Discover the recipe here.

A timeless family classic, shepherd's pie is always a hit and incredibly economical. With leftover mashed potatoes and even minced meat, it's a breeze to prepare. Discover the recipe here.

Ideal for busy weeknights, turn leftover mashed potatoes into a hearty mash gratin. Add any leftover veggies, pair with salad, and dinner is served. Discover the recipe here.

Savory potato pancakes from leftovers are lightly puffed and versatile—great with veggies for a meatless meal or alongside fish. Discover the recipe here.

With just minutes and leftover mash plus veggies, whip up nutritious patties. It's my go-to trick to get kids eating more vegetables while preventing waste. Discover the recipe here.

Samosas—those tasty Indian triangular pastries—are easy with leftover mash. Add spices for authentic flavor, perfect for global fusion at home. Discover the recipe here.

These Spanish-style stuffed turnovers shine with meat, eggs, fish, and leftover potatoes. Experiment freely—there's no single 'right' way. Discover the recipe here.

Savory potato waffles bring crispy comfort via your waffle iron. This budget-friendly recipe surprises guests and clears out leftovers effortlessly. Discover the recipe here.

A fluffy potato soufflé from leftovers adapts to cheese, ham, tuna, or fridge finds—versatile, practical, and always delicious. Discover the recipe here.

Tuna shepherd's pie simplifies the classic while staying economical and adding fish to the menu. Family requests for seconds are guaranteed. Discover the recipe here.

This traditional Nîmes dish—comforting and flavorful—is underrated. Leftover mash makes it a snap; revive this family gem today. Discover the recipe here.

Mash and eggs create a quick, balanced omelet—like a potato tortilla. Enjoy hot, cold with salad, or cubed for aperitifs. Discover the recipe here.

Elegant yet simple, duchess potatoes impress with minimal effort—especially using leftovers. Present them homemade for that wow factor. Discover the recipe here.
Now you know exactly what to do with leftover mashed potatoes!
These recipes are practical, economical, and key to reducing food waste.
Most work with a Thermomix but don't require one. They pair perfectly with homemade or instant mash, and extend to purées like sweet potato, butternut, or veggies.
Almost any vegetable mash shines here—except tomato purée, which suits pies instead.