How to Perfect Chick-fil-A Style Chicken Sandwich

Ingredients

• 4 boneless, skinless chicken breasts (about 1.5 lbs / 680 g)
• 1 cup (240 ml) buttermilk
• 1 teaspoon (5 g) salt
• 1 teaspoon (5 g) black pepper
• 1 teaspoon (5 g) garlic powder
• 1 teaspoon (5 g) paprika
• 1 cup (120 g) all-purpose flour
• ½ cup (60 g) cornstarch
• ½ teaspoon (2.5 g) baking powder
• 4 burger buns, lightly toasted
• 4 dill pickle slices
• Optional: lettuce and tomato slices for topping
• Cooking oil for frying (about 2-3 cups)