Potato Korokke (croquette)

Ingredients

• 454 g (1 lb)potatoes
• 5 ml (1 tsp)oil
• 227 g (1/2 lb)ground beef
• 1/2onion, minced
• 1/4–1/2 tspsalt
• to tastepepper
• 30 g (1/4 cup)flour
• 1egg
• 60 g (1 cup)panko breadcrumbs
• for deep-fryingoil
• to tastetonkatsu sauce

Instructions

1. 1

   Cook the potatoes

   Peel the potatoes and cut each into four pieces. Boil until soft, then mash thoroughly in a large bowl.

2. 2

   Brown the filling

   Heat 1 tsp (5 ml) oil in a pan and cook the onion. Add the ground beef and cook until browned and cooked through. Season with salt and pepper.

3. 3

   Mix and cool

   Combine the mashed potatoes with the meat mixture. Add more salt and pepper to taste, then leave the mixture to cool.

4. 4

   Shape the patties

   Divide the mixture into 8 portions and shape each into an oval patty. Refrigerate for 1 hour.

5. 5

   Coat with crumbs

   Coat each patty first in flour, then in egg, and finally in panko breadcrumbs.

6. 6

   Fry until crisp

   Heat deep-frying oil to 175–190°C (350–375°F). Fry the patties for 3–4 minutes on each side.

What is potato korokke?

Korokke is Japan’s take on the croquette, a crisp-coated patty with a soft filling. The dish reflects the influence of European-style croquettes, adapted to Japanese ingredients and home cooking.

This version combines mashed potato with browned beef and onion, then coats the patties in panko. The contrast between the fluffy centre and crunchy exterior is the main appeal.

Nutrition and macros by portion

The nutrition label shows one serving as written: 290 calories, 14g protein, 35g carbs, 12g fat.

Potatoes, flour and panko provide most of the carbohydrates, while beef contributes protein and much of the fat; the egg and frying oil add further fat. Serve a korokke with vegetables or salad to round out the plate.

Choosing and preparing the potatoes

Potatoes: use a variety that mashes easily, and cut the pieces to a similar size so they cook evenly. Boil them until a fork passes through without resistance.

Mashing: mash the potatoes thoroughly before mixing in the beef. A mostly smooth mixture is easier to shape and less likely to break apart during frying.

Build flavour in the filling

Onion: cook it in the pan before adding the beef so it softens and sweetens. Minced onion also distributes evenly through the patties.

Beef: brown it fully and cook it through before combining it with the potatoes. Season the mixture again after combining, since the potatoes can soften the seasoning.

Chill before coating

Shaping: form the mixture into eight even ovals, pressing the sides gently so there are no loose cracks. Evenly sized patties are easier to coat and fry at the same pace.

Chilling: refrigerate the shaped patties for an hour as directed. This helps them hold together during the flour, egg and panko coating steps.

Get a crisp panko crust

Coating order: cover each patty in flour first, then egg, then panko. Let any excess egg drip off before adding the crumbs so the coating does not become clumpy.

Panko: press the crumbs gently onto the surface to help them adhere without crushing the patties. Aim for an even layer on the sides as well as the top and bottom.

Frying and serving

Oil temperature: heat the oil to 175–190°C (350–375°F) before frying. If it is too cool, the coating can absorb more oil; if it is too hot, it can brown before the centre is heated through.

Doneness: fry for 3–4 minutes on each side, until the coating is deep golden and crisp. Serve with tonkatsu sauce; a simple salad or shredded cabbage makes a fresh accompaniment.

Recipe notes & tips

• Let the potato and beef mixture cool before shaping so it is easier to handle.
• Keep the patties similar in size for more even frying.
• Set up the flour, beaten egg and panko in separate shallow dishes for easier coating.
• Use a thermometer to check that the frying oil is within the stated temperature range.
• Fry in batches if needed, leaving room around each patty in the pan.
• Serve the korokke soon after frying for the crispest coating.

Variations

• Add peas: fold cooked peas into the cooled potato and beef mixture.
• Use minced pork: replace the ground beef with the same amount of minced pork.
• Make it meat-free: omit the beef and add finely chopped cooked mushrooms.
• Add curry flavour: season the filling with a little curry powder to taste.
• Serve with cabbage: add finely shredded cabbage alongside the patties and sauce.

Common mistakes to avoid

• Shaping warm mixture: it can be sticky and fragile; let it cool before forming the patties.
• Skipping the chill: patties may be harder to handle; refrigerate them for the full hour.
• Uneven coating: bare spots can leave the surface patchy; cover the sides as well as the faces.
• Oil too cool: the coating can turn greasy; wait until the oil reaches 175–190°C.
• Overcrowding the pan: the oil temperature can drop; fry fewer patties at a time.

How to store

Refrigerate leftovers in a covered container for up to 3 days. Reheat in an oven or air fryer until hot and crisp; microwaving is quicker but softens the coating.

Frequently asked questions