Hot Chicken Salad
["1 1/2 c. diced celery", "1/2 c. chopped onion", "2 c. cooked cubed chicken", "1/4 c. sliced or slivered almonds, toasted if desired (could probably substitute toasted pecan halves)", "1 small jar or equivalent chopped pimento", "1 can sliced water chestnuts (optional)*", "1/2 c. sliced ripe olives (optional)*", "1 small jar drained mushrooms (optional)*", "1/3 c. mayonnaise", "2 tsp. mustard", "1/4 c. sour cream", "1 c. crushed potato chips", "1/2 c. shredded Cheddar cheese"]
["*Use all, any or none of the three. Personally, the water chestnuts are a must."]
["celery", "onion", "chicken", "almonds", "pimento", "water chestnuts", "olives", "mushrooms", "mayonnaise", "mustard", "sour cream", "potato chips", "Cheddar cheese"]