Crispy Peri Peri Popcorn Chicken

Name: Crispy Peri Peri Popcorn Chicken
Cuisine: American, Southern
Ingredients: 2 pounds boneless, skinless chicken thighs, cut into 1-inch pieces; 2 cups buttermilk; 2 cups all-purpose flour; 1 tablespoon garlic powder; 1 tablespoon paprika; 1 teaspoon black pepper; 1 teaspoon salt; Vegetable oil for frying; 4-6 red chilies (bird's eye or African red chilies); 4 cloves garlic; 1 red bell pepper; 1 lemon, juiced; 2 tablespoons white vinegar; 1 tablespoon smoked paprika; 1 teaspoon dried oregano; 1/2 teaspoon ground cumin; 1/2 cup olive oil; Salt to taste; Add grated parmesan to coating