Homemade Buttermilk Ranch Dressing

 INGREDIENTS :
3/4 cup mayonnaise
1/2 cup buttermilk
2 tablespoons dried parsley
1/2 teaspoon minced dried onion
1 clove garlic -- minced
1/4 teaspoon salt
1/4 teaspoon freshly ground pepper
2 tablespoons parmesan cheese

 INSTRUCTIONS :
-Mix all ingredients except buttermilk in a small bowl.
-While stirring, slowly blend in buttermilk. Chill at
  least 2 hours before using.