In a small serving bowl, stir together 1 cup sour cream, 1/3 cup mango chutney, 2 Tbsp. finely chopped cilantro, 1 tsp. curry powder, 1/2 tsp. salt and 1/8 tsp. cayenne pepper. Chill, tightly wrapped, until ready to serve. (Dip may be prepared up to 4 hours ahead.) Arrange on a platter with crudités and breadsticks. Serves 8.