Ingredients
1/3 cup low-fat buttermilk
1/3 cup reduced-fat sour cream
1 tablespoon cider vinegar
1 small garlic clove, pressed or very finely chopped
1 tablespoon minced scallion
Coarse salt and ground pepper
Preparation
In a medium bowl, whisk together buttermilk, sour cream, and vinegar; stir in garlic and scallion. Season with salt and pepper.