Core and dice apples into 1/2-inch cubes. Combine with chicken, cucumber, raisins and green onions in a large bowl. Prepare Spicy Yogurt Dressing by stirring yogurt, chutney and curry powder together thoroughly in a separate bowl.

Add to chicken mixture and combine thoroughly. To serve, divide watercress among serving plates. Arrange chicken salad mixture over watercress and garnish with chopped peanuts.