Combine first 3 ingredients in a small bowl; stir well. Add buttermilk and remaining ingredients, stirring with a wire whisk until blended. Cover and chill. Serve over mixed salad greens. Yield: 1 cup (serving size: 1 tablespoon). Calories 19 (62% from fat), protein 0.9 g, Fat 1.3 g (Sat 0.4g, Mono 0.7g, Poly 0.1 g), Carb 0.7g, Fiber 0 g, chol 1 mg, iron 0 mg, sodium 80 mg, calcium 27 mg