Cole slaw with a twist

There are most likely 100 or more recipes for cole slaw and most have mayonnaise. The secret to this one is the ranch dressing which has mayonnaise and buttermilk. How much better can it get?

Cole Slaw

2 cups green cabbage, shredded or chopped
1/2 cup baby carrots chopped
1/2 cup red cabbage, shredded or chopped (optional)
1 Roma tomato (optional)
1 t fresh ground pepper
1/2 tsp. salt
1 T sugar
1/4 cup vinegar
1/2 cup ranch dressing

Mix ingredients and refrigerate