Preheat your oven to 350°F (175°C).
Pat the chicken dry with paper towels, then sprinkle it with coarse salt and freshly ground black pepper.
Heat the vegetable oil in a large oven-safe skillet over medium heat. Once hot, add the chicken pieces, skin side down, and cook until golden brown on both sides, about 5 minutes per side.
Add the mashed and chopped garlic, black garlic, light soy sauce, oyster sauce, sesame oil, honey, hoisin sauce, and Aleppo pepper to the skillet. everything together until combined and bring to a simmer. Simmer for about 2 minutes until the sauce has thickened slightly.
Place the skillet in the oven and bake for 15 minutes, or until the chicken is cooked through.
Garnish with fresh green onions before serving.