In a small bowl, combine the salsa ingredients: sour cream, salsa, cumin, lime juice and salt. If using chopped sauce, you can puree it in a food processor if necessary. Set aside or refrigerate until ready to use.
In a large bowl, combine lettuce, peppers, black beans, corn, tomatoes, green onions, cheddar cheese and chopped tortilla chips.
Add the desired amount of vinaigrette and stir.Recognize!