Preheat oven to 350°
In a 4-quart saucepan, bring water and salt to a boil over medium-high heat on stovetop. Add broccoli; cook for 4 to 5 minutes. Drain and set aside.
In a large mixing bowl, combine cooked broccoli, onion, sour cream, cream of chicken soup, cheese, water chestnuts, and pepper; stir well
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