In a small bowl combine ½ cup sour cream, 2 tablespoons prepared horseradish, 2 tablespoons mayonnaise, 1 teaspoon Worcestershire sauce, ½ teaspoon sea salt or kosher salt, ¼ teaspoon black pepper, and 1 tablespoon chives.
Stir to combine and transfer to a serving dish. Garnish with additional minced chives if desired.