Karashi Renkon (Lotus Root with Japanese Mustard)

Bahan-bahan (6 porsi)

• 1 lotus root (renkon) ((6", 15 cm))
• 1 tsp rice vinegar (unseasoned)
• 3 cups neutral oil
• 2 tsp Japanese karashi hot mustard ((1 tsp for less mustard taste))
• 1 Tbsp warm water
• 5 Tbsp panko (Japanese breadcrumbs)
• 1 Tbsp mirin
• 1 Tbsp sugar
• 5 Tbsp miso ((preferably white miso for sweet & mild taste))
• 1 large egg (50 g w/o shell)
• 1 cup all-purpose flour (plain flour)
• 1 Tbsp turmeric powder
• ¼ tsp Diamond Crystal kosher salt
• ½ cup water