This creamy horseradish sauce is tangy, rich, and easy to make with sour cream, prepared horseradish, Dijon mustard, and lemon. It’s the perfect condiment for prime rib, steak, and roast beef sandwiches.
Mix Ingredients: Add all ingredients to a medium bowl. Whisk until smooth and completely combined.
Test: Taste and adjust seasoning to preference.
Storage: Store in an airtight container in the refrigerator for up to 30 minutes (if possible), then serve. The creamy horseradish sauce will store for up to five days in the fridge.
Notes
A note on the spiciness of Horseradish: Prepared horseradish varies a lot! If you're sensitive to the intensity of horseradish, I get it! Start small, with 1 tablespoon at a time, and keep adding more until you like the balance of kick and tang.