How to Make It
Toss together chicken, celery, and scallions in a large bowl; set aside.
Whisk together mayonnaise, hot sauce, lemon zest, lemon juice, Dijon, and pepper in a small bowl. Gently fold dressing into chicken mixture until evenly combined.
Place bottom of slider buns on a platter; top each with 1 lettuce leaf, some of the chicken salad, some of the blue cheese crumbles, and then top of slider buns.