Di's Buffalo Wings

INGREDIENTS

• 24 chicken drumettes
• 2 cups buttermilk
• 4 cups oil for frying
• 2/3 cup unbleached all-purpose flour
• 2/3 cup cornmeal
• 1 teaspoon coarse salt
• 1 teaspoon ground black pepper
• 1/4 teaspoon cayenne pepper, or to taste
• 1/2 teaspoon garlic powder, divided
• 1/4 teaspoon onion powder to taste
• 1 1/2 teaspoons Italian-style seasoning
• 1 stick unsalted butter
• 1 cup hot pepper sauce