Finger foods are better with dip… including this Onion Ring Sauce (which is great on fries too)!

This recipe for homemade onion ring sauce is so yummy, you’ll want to dip and dunk more than just onion rings for sure! Best of all, we bet you have all the ingredients you need in the pantry and refrigerator.

dipping and onion ring into Onion Ring Sauce

A Zesty Dip

  • Onion ring sauce super easy to make and totally adjustable so it can be spicy, zesty, or sweet.
  • Make more than one batch, because it will go fast once you start finding all the amazing ways to use it.
  • It’s not only great as a dipping sauce for Onion Rings, Air Fryer Fries, and more, it’s a spread for all kinds of sandwiches, hoagies, and wraps!
  • Onion ring sauce is so yummy and versatile, you’ll discover new ways to use it all the time!

What’s in Onion Ring Sauce?

MAYONNAISE & KETCHUP A few basic condiments like mayo and ketchup are mixed with some tangy red wine vinegar.

SEASONING some Cajun seasoning with a dash of sugar. We’re partial to our own blend of Cajun Seasoning but you can create your own seasoning blend or use a package of taco, chile, or Tex-Mex blends.

ingredients in a bowl to make Onion Ring Sauce


Experiment with your favorite flavors or make a new version every time!

  • For a bolder flavor, add a teaspoon of horseradish sauce and some sweet pickle relish.
  • Some Tabasco sauce will give it a little heat and a bit of honey will make it sweeter, which is excellent for dipping Fried Shrimp into!

How to Make Onion Ring Sauce

This sauce doesn’t even need cooking, it’s that easy. 1, 2, and done!

  1. Whisk all of the ingredients together in a bowl until the sauce is smooth.
  2. Store in a mason jar or other container with a tightly fitting lid in the refrigerator.

It’s perfect for air-fried or even baked onion rings. Use it to dip blooming onion petals too!

finished Onion Ring Sauce in a bowl

How to Store It

  • Onion ring sauce will last a couple of weeks in the refrigerator.
  • Stir or shake well before using.
  • Since this is a mayo-based sauce, it doesn’t freeze well. It’s super easy to whip up a fresh batch whenever you need a zesty, tasty sauce!

Use Onion Ring Sauce With…

Did you try this Onion Ring Sauce? Be sure to leave a rating and a comment below! 

dipping and onion ring into Onion Ring Sauce
4.95 from 36 votes↑ Click stars to rate now!
Or to leave a comment, click here!

Onion Ring Sauce

Homemade onion ring sauce is sweet, a little spicy, and full of zesty flavor!
Prep Time 5 minutes
Total Time 5 minutes
Servings 4
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  • ½ cup mayonnaise
  • 2 tablespoons ketchup
  • ½ tablespoon red wine vinegar
  • 1 teaspoon cajun seasoning
  • ½ teaspoon sugar


  • Combine all ingredients in a small bowl and mix until fully combined
  • Store in the refrigerator.


Optional additions:
  • chipotle powder
  • chopped jalapenos
  • fresh garlic
  • fresh herbs (dill is a favorite)
4.95 from 36 votes

Nutrition Information

Serving: 2tablespoons | Calories: 203 | Carbohydrates: 3g | Protein: 1g | Fat: 21g | Saturated Fat: 3g | Trans Fat: 1g | Cholesterol: 12mg | Sodium: 246mg | Potassium: 41mg | Fiber: 1g | Sugar: 3g | Vitamin A: 303IU | Vitamin C: 1mg | Calcium: 5mg | Iron: 1mg

Nutrition information provided is an estimate and will vary based on cooking methods and brands of ingredients used.

Course Dip, Sauce
Cuisine American
Onion Ring Sauce with writing
Onion Ring Sauce with onions in the back and a title
bowl of Onion Ring Sauce with a title
Onion Ring Sauce before and after mixing with a title



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About the author

Holly is a wine and cheese lover, recipe creator, shopping enthusiast and self appointed foodie. Her greatest passion is creating in the kitchen and making deliciously comforting recipes for the everyday home cook!
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Recipe Rating


  1. Thank you for this recipe! It took my home fried onion rings from great to fantastic! So nice to be able to whip it up while I was doing the frying. :-D5 stars

  2. Ooh – this was good! I was concerned it wouldn’t be spicy enough, but it has the perfect amount of kick. I actually didn’t have ketchup, so I used BBQ sauce – so gooood. Thanks and Merry Christmas!4 stars

  3. I just loved the onion sauce recipe. I added: horseradish, dill, and Emeril’s Essence Seasoning (that I made from his recipe).
    I sure will be making this again.5 stars

  4. Easy & delicious ! Made this Onion Ring dipping sauce to go with your Air Fryer Onion Rings. Really great. Thanks5 stars

  5. This dipping sauce is so tasty! Great for onion rings or french fries. I think this would go great on a burger or sandwich as well. I added a little extra cajun seasoning for an extra little kick. Thank you for this recipe!5 stars