Ingredients
1 cup mayonnaise
1/2 cup buttermilk
2 tablespoons freshly squeezed lemon juice
1 teaspoon coarse salt
1 teaspoon celery seed
1 tablespoon finely chopped fresh oregano (or 1 teaspoon dried)
1/2 teaspoon onion powder
1/4 teaspoon freshly ground black pepper
Pinch of cayenne pepper
Preparation
Whisk together all ingredients in a medium bowl.