In a large mixing bowl, combine the shredded rotisserie chicken, finely chopped celery, and sliced green onions. Mix until well combined.

Add the shredded sharp cheddar cheese and toasted slivered almonds to the mixture and gently fold in.

Incorporate the mayonnaise and sour cream, mixing until all ingredients are evenly coated.

Season the salad with salt and pepper according to your taste and mix again.

Serve immediately on toasted bread, in lettuce wraps, or with crackers.