Outback Blooming Onion Sauce (2024)

This copycat Outback Blooming Onion Sauce is creamy with a little kick, bringing you your favorite flavors from the classic steakhouse. Whip it up as an appetizer or delicious snack for dipping all the things or spreading on burgers or sandwiches!

This dip was created for the famous Blooming Onion and if you know, you know. But you can actually make it just as delicious in your own kitchen and pair it with these Crispy Fried Onion Strings, Sweet Potato Fries, or even these Oven Roasted Potato Wedges.

Can we all agree that the Blooming Onion from Outback Steakhouse is one of the best recipes out there when it comes to appetizers and finger foods? I mean, fried onions are already delicious, but then to pair them with the most delicious sauce that you can continue to eat with your entree?

Let's just say this is a must-make sauce recipe that everyone is going to love. Keep this recipe handy to enjoy whenever you'd like, and most importantly, in your own kitchen.

Why this recipe works

You can serve it as an appetizer or with your main dish or both. You can even whip up a large batch and just have it ready in the fridge as a go-to condiment and be extra loved for it.
The ingredients are so simple that you might even have everything on hand already and it takes no time at all. This is definitely a recipe you'll want to keep close by for any season.
It's a one-bowl recipe for easy prep and clean-up afterwards.

What You'll Need

Mayonnaise: I really recommend using real mayo for the best taste and creamy results. You might be able to get away with swapping out half of the mayo for Greek yogurt for a healthier version, but I haven't tried it yet.
Creamy prepared horseradish: Horseradish give this sauce that delicious kick that we all love.
Spices: The spices you'll use are smoked paprika, salt, garlic powder, dried oregano, black pepper, and cayenne.

How to Make Blooming Onion Sauce

Combine all of the ingredients in a large bowl and whisk well. Keep refrigerated until ready to serve.

It really is just that easy!

Blooming Onion Sauce FAQ

How to store leftover Blooming Onion Sauce?

Be sure to store this sauce in an airtight container in the fridge and use it within 2 weeks.

Can I adjust the spiciness of the sauce?

Yes! You can start with a smaller amount of horseradish and increase per your preference. You can also leave out the cayenne if you prefer.

Recipes You'll Love To Serve With Blooming Onion Sauce

Grilled RIbeye Steak
Juicy Idaho-Style Finger Steaks
Homemade French Fries
Fried Yellow Squash
Easy Oven Roasted Broccoli

Did you make this recipe?

Let me know what you thought with a comment and rating below. You can also take a picture and tag me on Instagram @houseofnasheats or share it on the Pinterest pin so I can see.

Outback Bloomin' Onion Sauce

5 from 3 votes

Amy Nash

Prep Time 3 minutes mins

Total Time 3 minutes mins

Course Spreads & Sauces

Ingredients

▢ ½ cup mayonnaise
▢ 2 Tablespoons creamy prepared horseradish
▢ 2 teaspoons ketchup
▢ ¼ teaspoon smoked paprika
▢ ¼ teaspoon salt
▢ ⅛ teaspoon garlic powder
▢ ⅛ teaspoon dried oregano
▢ dash of black pepper
▢ dash of cayenne pepper

Instructions

Combine all of the ingredients in a large bowl and whisk well. Keep refrigerated until ready to serve.

Notes

This sauce will keep for at least 1 week in the fridge and is great served with sweet potato fries (my personal favorite), a homemade bloomin' onion, tater tots, and more.

Nutrition

Tried this recipe? Show me on Instagram!Mention @HouseOfNashEats or tag #houseofnasheats!

Recipe slightly adapted from Brown Eyed Baker.

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About the author

Hi, I'm Amy

I enjoy exploring the world through food, culture, and travel and sharing the adventure with mostly from-scratch, family friendly recipes that I think of as modern comfort cooking.

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