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