Copycat Blooming Onion Sauce

Total Time

Prep/Cook Time: 10 min.

Makes

2/3 cup

Updated: Jul. 14, 2023
This zippy blooming onion sauce absolutely completes homemade onion rings. I will usually use a beer batter for the onion rings and dip the crispy rings in this easy-to-make sauce. —Sherri Melotik, Oak Creek, Wisconsin
Copycat Blooming Onion Sauce Recipe photo by Taste of Home

Ingredients

  • 1/2 cup mayonnaise
  • 2 tablespoons prepared horseradish
  • 2 teaspoons ketchup
  • 1/4 teaspoon garlic powder
  • 1/4 teaspoon smoked paprika
  • 1/8 teaspoon salt
  • 1/8 teaspoon dried oregano
  • Dash cayenne pepper
  • Dash pepper

Directions

  1. Combine all ingredients in a small bowl. Cover and refrigerate at least 2 hours before serving.
Blooming Onion Sauce Tips

How do you thicken blooming onion sauce?

If you want your blooming onion sauce to have a bit more body, stir in a spoonful of sour cream. It will make the sauce a little thicker and add a yummy tang.

What can you serve with blooming onion sauce?

Aside from a proper blooming onion, this sauce tastes amazing with plain onion rings, french fries, fried shrimp or chicken tenders. It's also great as a condiment to level up your sandwich recipes!

How long does blooming onion sauce last?

Store blooming onion sauce in an airtight container in the refrigerator for up to 2 weeks.

—Peggy Woodward, Taste of Home Senior Food Editor

Nutrition Facts

2 tablespoons: 75 calories, 8g fat (1g saturated fat), 4mg cholesterol, 111mg sodium, 1g carbohydrate (1g sugars, 0 fiber), 0 protein.