American-italian pasta salad

Pasta and macaroni Italian cuisine

1 (16 ounce) package fusilli pasta 1 cup mayonnaise 1 cup sour cream 2 tablespoons milk 1 (.7 ounce) package dry Italian-style salad dressing mix 1 cup frozen petite peas, thawed 2 (2 ounce) cans sliced black olives 1 cup cubed Genoa salami ¾ cup chopped green onions ¾ cup chopped celery ½ cup chopped fresh parsley