Boil the potatoes

• Peel the potatoes and cut into small pieces.
• Boil until fork-tender.

Mash the potato mixture

• Transfer the potatoes to a bowl and let them cool slightly.
• Add the parmesan cheese, salt and pepper, then mash until well combined.
• Divide into 4 portions.

Prepare the filling

• Cut the sausages in half.
• Cut the mozzarella into pieces the same length as the sausage halves.
• Skewer the sausage and mozzarella onto sticks.

Wrap the skewers

• Wrap the mashed potato mixture around each sausage and cheese skewer until fully coated.

Coat the corn dogs

• Coat in cornstarch.
• Dip into the beaten egg.
• Finally coat with breadcrumbs.

Fry until golden

• Fry in medium-high heat oil until golden brown and crispy.

Serve

• Transfer to a wire rack and drizzle with ketchup and mustard if desired.