Buttermilk Oven "Fried" Chicken

Name: Buttermilk Oven "Fried" Chicken
Prep time: 20 min
Cook time: 40 min
Total time: 1 h
Cuisine: American
Ingredients: 8 chicken drumsticks (about 3 1/2 ounces each, skinned); 1/2 teaspoon kosher salt; 1/2 teaspoon sweet paprika; 1/2 teaspoon poultry seasoning; 1/4 teaspoon garlic powder; 1/8 teaspoon freshly ground black pepper; 1 cup buttermilk; Juice of 1/2 lemon; Cooking spray; 2/3 cup panko bread crumbs; 1/2 cup crushed cornflake crumbs; 2 tablespoons grated Parmesan cheese; 1 1/2 teaspoons kosher salt; 1 teaspoon dried parsley; 1 1/2 teaspoons sweet paprika; 1/2 teaspoon onion powder; 1/2 teaspoon garlic powder; 1/4 teaspoon chili powder