In a large bowl, combine the diced chicken , shredded cheese, diced tomato, avocado, and olives. Cover and chill for 20 minutes.
Arrange lettuce evenly on 8 salad plates. Spoon the chilled chicken mixture over each serving. Top with a dollop of sour cream, salsa, and jalapeno rings, if using. Sprinkle with tortilla chips.
Calories per serving: 300
Fat per serving: 20.3