01 - Preheat the oven to 350°F.
02 - In a large mixing bowl, blend the shredded chicken, softened cream cheese, cheddar cheese, ranch seasoning mix, and milk until evenly combined.
03 - Fold in half of the crumbled bacon to distribute throughout the mixture.
04 - Transfer the chicken mixture to a baking dish and bake uncovered for 20 to 25 minutes, until thoroughly heated and bubbling.
05 - Stir the mixture after baking, then portion it evenly onto the bottom halves of each sandwich bun.
06 - Sprinkle the remaining bacon over the chicken mixture. Top with pickles, lettuce, and tomato as desired, and place the top bun over each sandwich.
07 - Serve the sandwiches warm for optimal flavor and texture.