Cheesy Chicken & Potato Croquettes
Golden panko-crusted croquettes stuffed with creamy mashed potato, shredded chicken, sweet peppers, carrots and a molten mozzarella pull in every bite. Crispy outside, cheesy inside — the snack that disappears faster than you can fry the next batch.
By Hanan · Salt & Hearth
Published July 18, 2026 · Updated July 27, 2026
Full quantities, times and temperatures · How we make this site

Prep
30 min
Cook
15 min
Total
45 min
Serves
16
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These croquettes are what happens when leftover mashed potatoes and a rotisserie chicken meet a deep fryer and decide to get fancy. Inside that shatter-crisp panko shell is a savory, cheesy filling loaded with sweet peppers, carrots and green onion, all held together with a molten pull of mozzarella that stretches when you break one open. They taste like a cross between a loaded baked potato and a chicken pot pie, fried into a handheld snack. Make these for game day, a rainy Sunday project, or anytime you've got extra mashed potatoes and shredded chicken sitting in the fridge looking for a purpose. Serve them piping hot with a sharp dipping sauce and watch the plate empty in minutes.
Why you'll love this recipe
- Molten mozzarella center in every single bite
- Uses up leftover mashed potatoes and chicken
- Freezer-friendly — fry a batch straight from frozen
- Crispy panko crust with a tender, savory filling
- Kid-approved way to sneak in peppers and carrots
Ingredients

Croquette mixture
- 4 large potatoes, peeled, boiled and mashed
- 1 lb boneless chicken breast, boiled in salted water and shredded
- 1 cup mixed bell peppers, diced
- 1/2 cup green onion, diced
- 2 medium carrots, diced and boiled
- 1 1/2 cups mozzarella cheese, shredded
- 2 eggs
- 4 tbsp cornstarch
- Salt, to taste
- 1 tbsp chicken bouillon powder
- 1 tbsp garlic powder
- 1 tsp onion powder
- 1 tsp black pepper
- 1 tsp smoked paprika
- 1 tsp red chili flakes
Coating
- 5 tbsp all-purpose flour
- 1/2 cup water (more or less, for a thick slurry)
- 1 cup panko breadcrumbs
- Oil, for frying
Ingredient notes & substitutions
- Mashed potatoes:
- Use potatoes that are dry and firm, not buttery or loose, or the filling will be too wet to hold its shape.
- Chicken breast:
- Poaching the chicken in salted water keeps it moist and well-seasoned before shredding; rotisserie chicken works great as a shortcut.
- Mozzarella:
- Low-moisture, whole-milk shredded mozzarella melts the cleanest — fresh mozzarella has too much water and can make the filling soggy.
- Cornstarch:
- This is the binder that keeps the croquettes from falling apart in the fryer, so don't skip or skimp on it.
- Panko breadcrumbs:
- Panko gives a much crunchier, lighter crust than regular breadcrumbs; toast them lightly first if you want extra color and crunch.
- Chicken bouillon powder:
- This adds a deep savory backbone to the filling — if you don't have it, use an extra 1/2 teaspoon of salt plus a pinch of MSG or a crumbled bouillon cube.
Method
- 1
Combine the mashed potatoes, shredded chicken, bell peppers, carrots and green onions in a large bowl.

- 2
Season with salt, black pepper, smoked paprika, garlic powder, onion powder, chicken bouillon and chili flakes, then add the cornstarch, eggs and mozzarella. Mix thoroughly until it holds together.
- 3
Shape the mixture into oval croquettes and lay them on a tray.
- 4
Whisk the flour and water into a thick, smooth slurry in one bowl; put the panko in another.
- 5
Dip each croquette in the slurry, letting the excess drip off, then roll and press into the panko for an even coat.
- 6
Heat the oil to 350°F (175°C). Fry in batches for 3–4 minutes, turning, until deep golden and crispy all over.
- 7
Drain on a rack and serve hot with your favorite dipping sauce.
- 8
Bon appetit..

Tips
- Chill the shaped croquettes for 20 minutes before coating — they hold together far better in the oil.
- Don't crowd the pan; the oil temperature dropping is what makes croquettes greasy.
- They freeze beautifully after breading — fry straight from frozen, adding 1–2 extra minutes.
Variations to try
- Swap the chicken for shredded rotisserie turkey or leftover pulled pork for a different protein spin.
- Add 1/2 cup corn kernels or finely diced jalapeño to the filling for extra sweetness or heat.
- Use sharp cheddar or pepper jack instead of mozzarella for a bolder, spicier cheese pull.
- Bake instead of fry: arrange coated croquettes on a wire rack, spray generously with oil, and bake at 425°F for 20-25 minutes, flipping halfway, for a lighter version.
Storage & make-ahead
Store leftover fried croquettes in an airtight container in the fridge for up to 3 days; reheat in a 375°F oven or air fryer for 8-10 minutes to bring back the crunch (microwaving will make them soft). To make ahead, shape and bread the croquettes, then freeze uncooked on a tray until solid before transferring to a freezer bag — they'll keep for up to 2 months. Fry straight from frozen, adding 1-2 extra minutes to the cook time, and always drain on a rack rather than paper towels so steam doesn't soften the bottom crust.
Frequently asked questions
- Why did my croquettes fall apart in the oil?
- This usually means the filling was too wet or wasn't chilled — make sure your mashed potatoes are dry, don't skip the cornstarch, and chill the shaped croquettes for at least 20 minutes before breading.
- Can I bake these instead of frying?
- Yes — bake breaded croquettes on a wire rack at 425°F for 20-25 minutes, flipping halfway, and spray them well with oil so the panko crisps up instead of staying pale and soft.
- What's the best oil temperature and how do I check it without a thermometer?
- Aim for 350°F; if you don't have a thermometer, drop a pinch of panko into the oil and it should sizzle immediately and turn golden in about 20 seconds.
- Can I make the filling ahead of time?
- Absolutely — mix the filling up to a day ahead and keep it covered in the fridge, then shape, chill, and bread the croquettes right before frying for the best texture.
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