Ingredient:

• 3 cups buttermilk
• 3 teaspoons salt, divided
• 2 teaspoons pepper
• 1-1/2 teaspoons cayenne pepper, divided
• 4 pounds bone-in, skin on chicken thighs
• 2 cups all-purpose flour
• 1 teaspoon onion powder
• 1 teaspoon garlic powder
• Oil for deep-fat frying