01 - Preheat oven to 350°F (175°C).
02 - In a mixing bowl, combine shredded chicken, hot sauce, melted butter, and garlic powder. Toss until chicken is evenly coated.
03 - Slice slider buns in half. Place bottom halves on a baking sheet.
04 - Pile buffalo chicken mixture onto each bun, top with half a slice of cheddar cheese.
05 - Bake in preheated oven for 5-7 minutes, until cheese is melted and sliders are warmed through.
06 - Remove from oven. Add shredded lettuce, sliced red onion, and celery (if using). Drizzle with ranch dressing and sprinkle with chives.
07 - Top with remaining bun halves. Serve immediately.