This Ina Garten Mustard Horseradish Sauce Recipe is creamy and tangy, which uses sour cream and prepared horseradish. It’s a classic, foolproof recipe, ready in just 15 minutes.
Jump to RecipeIna Garten Mustard Horseradish Sauce Ingredients
- 1 cup sour cream
- 3 tablespoons Dijon mustard
- 2 tablespoons prepared horseradish (or more to taste)
- 1 tablespoon whole-grain mustard
- 1 teaspoon white wine vinegar
- 1/4 teaspoon kosher salt (or to taste)
- 1/4 teaspoon freshly ground black pepper

How To Make Ina Garten Mustard Horseradish Sauce
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Combine the Ingredients:
In a medium bowl, mix together the sour cream, Dijon mustard, whole-grain mustard, horseradish, and white wine vinegar. -
Season the Sauce:
Add kosher salt and black pepper. Taste and adjust seasoning as needed. -
Blend Until Smooth:
Whisk thoroughly until the sauce is smooth and well combined. -
Chill the Sauce:
Cover and refrigerate for at least 30 minutes to let the flavors blend. -
Serve:
Serve chilled or at room temperature as a dipping sauce or condiment for beef, seafood, or vegetables.

Recipe Tips
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How spicy is horseradish sauce?
The sauce has a mild kick. Add more horseradish if you like it spicier. -
Can I make it ahead of time?
Yes, it tastes even better after chilling for a few hours or overnight. -
What can I use instead of sour cream?
Greek yogurt is a good substitute for a lighter option. -
Is this sauce good for steak?
Absolutely—it’s perfect for prime rib, filet mignon, or roast beef. -
Can I freeze horseradish sauce?
It’s not recommended as the texture may separate once thawed.
What To Serve With Mustard Horseradish Sauce
This bold and creamy sauce pairs well with:
- Prime rib or roast beef
- Grilled salmon or shrimp
- Roasted potatoes
- Grilled asparagus
- Beef tenderloin sandwiches

How To Store Mustard Horseradish Sauce
Refrigerate:
Store in an airtight container for up to 5 days.
Do Not Freeze:
Freezing may cause the sauce to separate or lose its texture.
Mustard Horseradish Sauce Nutrition Facts
- Calories: ~100 per serving (1/4 cup)
- Fat: 8g
- Carbohydrates: 3g
- Protein: 1g
- Sodium: 220mg
Nutrition information is estimated and may vary based on ingredients and preparation.
FAQs
Can I use fresh horseradish instead of prepared?
Yes, but start with a smaller amount as it’s more potent than prepared horseradish.
Is this sauce gluten-free?
Yes, if all the ingredients (especially mustard and vinegar) are labeled gluten-free.
How do I mellow the flavor?
Add a bit more sour cream or a splash of cream to tone down the heat.
What’s the difference between Dijon and whole-grain mustard?
Dijon is smooth and sharp, while whole-grain has visible mustard seeds and a more textured bite.
Can I use this as a salad dressing?
Yes! Thin it out with a little milk or lemon juice for a creamy, zesty dressing.
Try More Recipes:
- Ina Garten Tartar Sauce Recipe
- Ina Garten Balsamic Dressing Recipe
- Ina Garten Barefoot Contessa Green Goddess Dressing Recipe
Ina Garten Mustard Horseradish Sauce Recipe
Course: SaucesCuisine: AmericanDifficulty: Easy4
servings15
minutes100
kcalA bold, creamy sauce with Dijon, horseradish, and sour cream—perfect with beef, seafood, or veggies.
Ingredients
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1 cup sour cream
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3 tablespoons Dijon mustard
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2 tablespoons prepared horseradish
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1 tablespoon whole-grain mustard
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1 teaspoon white wine vinegar
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1/4 teaspoon kosher salt
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1/4 teaspoon black pepper
Directions
- In a bowl, combine sour cream, Dijon, whole-grain mustard, horseradish, and vinegar.
- Stir in salt and pepper. Adjust to taste.
- Whisk until smooth and well mixed.
- Cover and refrigerate for at least 30 minutes.
- Serve chilled or at room temperature.
