Prepare ranch dressing in separate container. Set aside

Prepare pasta according to package. Rinse in cold water

Thinly slice the green onions including the green. Also chop Roma tomatoes if using.

In large mixing bowl or pot combine all ingredients (except tomatoes) stir until well mixed. Then add tomatoes and stir in gently. Garnish top with bacon bits, green onions, and tomatoes if desired. Refrigerate at least 6 hours or longer. May have to add a bit of mayo if the salad is dry.