01 -
Heat olive oil in a large skillet over medium heat. Cook red onion until softened, about 2 minutes. Add minced garlic and cook until fragrant, approximately 30 seconds. Incorporate the shredded chicken, paprika, Worcestershire sauce, and BBQ sauce. Stir well and cook until heated through, about 2-3 minutes.
02 -
Combine butter, minced garlic, and parsley in a medium bowl. Microwave until fully melted.
03 -
Lay 12 slices of bread on a work surface. Spread the melted garlic butter mixture evenly on one side of each slice. Flip the slices and layer 6 pieces of bread with a slice of Havarti cheese, the BBQ chicken mixture, and another cheese slice. Top with the remaining 6 bread slices, ensuring the buttered side faces outward on both the top and bottom.
04 -
Place buttered sandwiches in a large non-stick skillet over medium heat. Cook until the bottom sides are golden brown, about 3-5 minutes. Flip sandwiches, reduce heat to medium-low, and cook until the second side is browned and the cheese is melted, about 3-5 minutes.