Dressing:
3/4 cup mayonnaise
1/4 cup chili sauce
1/4 cup sour cream
3 tablespoons sweet pickle relish
2 tablespoons black or red caviar, optional
2 teaspoons snipped fresh dill
1 teaspoon minced capers
1 iceberg lettuce, cut into (1-inch)-thick wedgesWhisk together all dressing ingredients, cover, and store in refrigerator until ready to use.
Arrange the lettuce wedges on platter and spoon the dressing over them.