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Outback Bloomin' Onion Sauce Copycat

Creamy, tangy, and with that unmistakable horseradish kick — this 5-minute Outback Bloomin' Onion sauce copycat tastes exactly like the restaurant version.
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Prep Time 5 minutes
Chill Time 30 minutes
Total Time 35 minutes
Course Sauce / Dip
Cuisine American
Servings 8 servings
Calories 95 kcal

Ingredients
  

  • ½ cup mayonnaise
  • 2 tablespoons sour cream
  • 1 tablespoon prepared horseradish sauce
  • 1 tablespoon ketchup
  • ½ teaspoon paprika
  • ¼ teaspoon cayenne pepper
  • ¼ teaspoon onion powder
  • ¼ teaspoon garlic powder
  • ¼ teaspoon dried oregano
  • Pinch of salt

Instructions
 

  • Combine all ingredients in a bowl. Stir until completely smooth.
  • Taste and adjust — more horseradish for kick, more cayenne for heat, more ketchup for sweetness.
  • Cover and refrigerate for at least 30 minutes. One hour is ideal.
  • Taste after chilling, adjust salt, and serve cold.

Notes

Peaks at 24–48 hours — make ahead when possible.
Keeps refrigerated for up to 7 days.
Use ½ teaspoon cayenne for the restaurant-level heat version.
Keyword Outback Bloomin Onion sauce, copycat dipping sauce, horseradish sauce, party dip