01 - Toast all 12 bread slices until golden brown and crispy.
02 - Lay out 4 bread slices and spread each with mayonnaise evenly.
03 - Layer turkey slices, lettuce leaves, and avocado slices on each prepared bread base. Season lightly with salt and pepper.
04 - Place a second toasted slice on each sandwich and spread with additional mayonnaise.
05 - Arrange tomato slices and 2 bacon strips on each sandwich.
06 - Top each triple-decker with the final bread slice.
07 - Gently press sandwiches together, secure with wooden picks, and cut diagonally into triangles.
08 - Serve immediately with chips or pickles if desired.