A horseradish sauce recipe from EatingWell features a simple combination of 1 1/4 cups of reduced-fat sour cream, 1/3 cup of prepared horseradish, and 1 teaspoon each of kosher salt and ground pepper. Epicurious, Food Network and Bon Appetit also offer easy horseradish sauce recipes.
To prepare horseradish sauce according to the recipe from Epicurious, vigorously stir 1 1/2 cups of creme fraiche, 1/2 cup of prepared white horseradish, 6 tablespoons of chopped fresh chives and 4 teaspoons of freshly squeezed lemon juice together in a bowl to form a creamy mixture. Add salt and pepper to taste.
Follow the Food Network recipe for horseradish sauce by combining 1 cup of sour cream, 1/4 cup of grated fresh horseradish, 1 tablespoon of Dijon mustard and 1 teaspoon of white wine vinegar in a bowl. Season the sauce with 1/2 teaspoon of kosher salt and 1/4 teaspoon of freshly ground black pepper. Store the sauce in an airtight container in the refrigerator. For best results, chill the sauce for at least 4 hours before serving, as this allows the flavors to mingle and deepen.
Make horseradish sauce according to the instructions from Bon Appetit by mixing 1 tablespoon each of prepared horseradish and Dijon mustard into 1/2 cup of plain yogurt. Stir in 2 tablespoons of chopped fresh dill, and season the sauce with salt and black pepper.