3/4 cup buttermilk
1/2 cup mayonaise
2 teaspoons freshly ground peppercorns
1 teaspoon garlic powder
1 teaspoon onion powder
1/2 teaspoon Cayenne pepper
Mix all ingredients well and cool before use.
* For a variation on this recipe substitute the last three ingredients for three teaspoons fancy mustard and 2 dashes Worcestershire sauce.