https://www.mysupersave.com/Recipes/Detail/3982/Chopped_Macaroni_Salad
Yield: Makes about 4 servings
Rinse cooked pasta with cold water and drain; set aside.  
Combine sour cream, mayonnaise, mustard and vinegar in a large bowl.  Add pasta, carrots, celery, peppers, tomatoes, green onions and chicken.  Toss gently to coat evenly.  Season to taste with salt and pepper.  
Cover;  chill in refrigerator 30 minutes.  Stir before serving.
Please note that some ingredients and brands may not be available in every store.
https://www.mysupersave.com/Recipes/Detail/3982/Chopped_Macaroni_Salad