1 (10 oz.) pkg. frozen, chopped spinach
1 c. Hellmann's mayonnaise
1 (8 oz.) can water chestnuts, chopped
1 1/2 c. dairy sour cream
1 pkg. Knorr vegetable soup mix

Squeeze spinach until dry. In medium bowl, stir together spinach, sour cream, mayonnaise, soup mix, and water chestnuts. Cover; refrigerate 2 hours. If desired, serve with pumpernickel bread or crackers. Makes 3 cups.