- 3/4 cup mayonnaise
- 3/4 cup sour cream
- 1/4 cup plus 2 tablespoons jarred grated horseradish (with liquid)
- 1/2 teaspoon grated lemon zest
- 2 teaspoons kosher salt
- Freshly ground black pepper
In a small bowl, mix together the mayonnaise, sour cream, horseradish, zest, and 2 teaspoons salt. Season generously with pepper to taste. Refrigerate the horseradish sauce for at least 30 minutes before serving.