Gochujang Spicy Chicken Sandwich - Love of Food

Ingredients

• 1 cup water
• 1 Tablespoon soy sauce
• ¾ teaspoon kosher salt
• 1 Tablespoon white vinegar
• 4- 4 oz boneless skinless chicken breast or 1 ¼ pounds (20 oz) boneless skinless chicken breast cut into 4 equal size pieces
• 1 ¼ cups all-purpose flour
• ¼ cup cornstarch
• 1 1/8 teaspoons kosher salt
• 1 1/8 teaspoons ground black pepper
• 1 ¼ cups and 3 Tablespoons sparkling mineral water
• 1 ½ teaspoons unseasoned rice vinegar
• 1 1/8 teaspoons canola oil
• 1 teaspoon lime juice
• 1/8 teaspoon honey
• 1/8 teaspoon sweet Thai chili sauce
• 1/8 teaspoon kosher salt
• ½ cup shredded red cabbage
• 3 Tablespoons peeled & shredded daikon radish
• 3 Tablespoons peeled & shredded carrots
• 1 Tablespoon thinly sliced red onions
• 1 ½ Tablespoon Korean chili bean paste (gochujang)
• 1 ½ Tablepoons white vinegar
• ¾ teaspoon fish sauce
• 1 ¼ teaspoons soy sauce
• 3 Tablespoons unsalted butter
• 1 ¼ teaspoons cornstarch
• ½ teaspoon water
• ¼ cup all-purpose flour
• Oil for deep fat frying
• 4 (4") sesame seed hamburger buns