01 -
Heat olive oil in a large skillet over medium heat. Cook red onion until soft, about 2 minutes. Add minced garlic and cook until fragrant, about 30 seconds. Stir in shredded roasted chicken, smoked paprika, Worcestershire sauce, and BBQ sauce. Combine thoroughly and cook until heated through, approximately 2-3 minutes.
02 -
Combine butter, minced garlic, and minced parsley in a medium bowl. Microwave until the mixture is melted.
03 -
Lay all 12 slices of bread on a work surface. Spread the garlic butter mixture evenly over each piece. On 6 slices, layer one slice of Havarti cheese followed by the BBQ chicken mixture, dividing it evenly among all 6 slices. Top with another slice of cheese and then place the remaining 6 pieces of bread on top, ensuring the buttered sides are exposed on both top and bottom.
04 -
Place assembled sandwiches in a large non-stick skillet over medium heat. Cook until the bottoms are browned, about 3-5 minutes. Flip the sandwiches, reduce heat to medium-low, and continue cooking until the other side is browned and the cheese is melted, about 3-5 minutes.