Have you ever eaten potatoes like this? So delicious and easy! Mozzarella Cheese Potatoes

Material :
400 grams potatoes (without skin)
8 grams chopped celery leaves
1 teaspoon salt
1 teaspoon pepper powder
3 tablespoons cornstarch
100 grams mozzarella cheese

Sufficient flour
2 eggs
100 grams breadcrumbs