Crispy Japanese Beef Croquettes Korokke Tokyo at Home

Ingredients

• 1 tbsp vegetable oil
• ½ medium onion, finely chopped (about ½ cup)
• 8 oz ground beef
• 1 tbsp soy sauce
• 1 tbsp sake (or dry sherry)
• 1 tsp sugar
• ¼ tsp ground ginger
• 1 lb russet potatoes, peeled and quartered
• Salt and black pepper to taste
• ½ cup all-purpose flour
• 2 large eggs, lightly beaten
• 1 ½ cups panko breadcrumbs
• Vegetable oil, for deep frying (about 4 cups)