The Blackened Chicken Sandwich with Alabama BBQ Sauce features marinated, seasoned chicken thighs cooked in bacon grease and topped with crispy bacon, sautéed onions, and melted provolone cheese. The chicken is then placed on toasted brioche buns and generously topped with a homemade Alabama BBQ sauce made from mayonnaise, apple cider vinegar, Dijon mustard, lemon juice, spices, Worcestershire sauce, and hot sauce. The recipe can be prepared using an electric skillet, a Blackstone griddle…