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Quick & Easy Crispy Mashed Potato Fries – Golden, Crunchy & Delicious

Make crispy mashed potato fries in no time! These golden, crunchy fries are soft on the inside and perfectly seasoned, making them the ultimate comfort snack or side dish. Quick, easy, and irresistible – perfect for weeknight dinners, game days, or family gatherings.
Prep Time 15 minutes
Cook Time 25 minutes
Total Time 40 minutes
Course Side Dish, Snack
Cuisine American, Comfort Food
Servings 4
Calories 150 kcal

Equipment

  • Baking sheet or air fryer basket
  • Parchment paper or silicone mat
  • Mixing bowl and spatula
  • Deep fryer or heavy-bottomed pot (optional)
  • Slotted spoon or tongs (for deep frying)

Ingredients
  

  • 2 cups mashed potatoes (leftover or freshly made)
  • 2–3 tbsp cornstarch or all-purpose flour
  • 2 tbsp oil for coating (or more for deep frying)
  • Salt and pepper, to taste
  • Optional seasonings: garlic powder, smoked paprika, fresh herbs
  • Optional garnish: parmesan, chives, or dipping sauces

Instructions
 

  • Dry mashed potatoes if needed.
  • Shape into sticks, ¼–½ inch thick.
  • Lightly coat fries in cornstarch or flour.
  • Cook using one of the methods:
    Oven: 425°F (220°C), 20–25 min, flip halfway.
    Air fryer: 400°F (200°C), 15–18 min, shake basket halfway.
    Deep fry: 350°F (175°C), 3–4 min, drain on paper towels.
  • Season immediately.
  • Serve warm with favorite dips.

Notes

  • Leftover mashed potatoes make fries crispier.
  • For extra crunch, double-coat fries in cornstarch.
  • Sweet potato variant works well with cinnamon or paprika.
  • Avoid overcrowding baking sheet/air fryer to ensure crispiness.
Keyword air fryer fries, crispy mashed potato fries, leftover mashed potatoes, oven-baked fries