Ultra Crunchy Fried Chicken Burger

Bahan-bahan (4 porsi)

• 2 x 250g/8oz chicken breast ((I use this))
• 4 boneless thigh fillets
• 3/4 cup buttermilk ((Note 1 for sub))
• 1 1/2 tsp cooking / kosher salt
• 1 large egg
• 4 soft buns (, split and lightly toasted (mine are 10cm/4"))
• 2 - 3 cups iceberg lettuce (, finely sliced (or other leafy greens of choice))
• 2 tomatoes (, sliced (optional, sometimes I do))
• 2 g herkins / dill pickles (, sliced on an angle)
• 2/3 cup mayonnaise (, preferably whole egg)
• 3/4 tsp garlic (, finely grated (1 clove))
• 3/4 cup flour (, plain / all purpose)
• 1/4 cup corn flour / cornstarch
• 1/4 tsp celery salt ((or heaped 1/8 tsp celery seed))
• 1/2 tsp sweet paprika
• 1/8 tsp cayenne pepper ((inc to 1/2 tsp for spicy ZINGER burger!))
• 1/2 tsp onion powder
• 1 tsp garlic powder
• 1/4 tsp mustard powder
• 1/4 tsp ginger powder
• 1/2 tsp dried thyme
• 1/2 tsp dried oregano
• 1/2 tsp cooking salt / kosher salt
• 1 1/2 tsp black pepper
• 3 cups vegetable oil ((or canola or peanut) (2.5cm/1" depth in cooking vessel))