Caramelised onion dip – Cook’s illustrated By willspages / 4th May 20204th May 2020 1 cup sour cream ⅔ cup caramelized onions, chopped fine ⅓ cup yogurt 2 tablespoons minced fresh chives ¾ teaspoon distilled white vinegar ½ teaspoon table salt ⅛ teaspoon black pepper Stir together sour cream, onions, yogurt, chives, vinegar, 1/2 teaspoon salt, and 1/8 teaspoon pepper. Refrigerate dip for at least 1 hour. Season with salt and pepper to taste. Serve.