Sweet And Spicy Mardi Gras Mustard

Featured in Appetizing Starters.

This 5-minute Mardi Gras mustard sauce combines mayonnaise, two kinds of mustard, horseradish, brown sugar, and Cajun spices for a sweet and spicy dip that's perfect with shrimp, chicken, fries, or as a sandwich spread.
Ranah
Updated on Wed, 19 Mar 2025 16:54:01 GMT
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A bowl of sauce with a spoon in it. | yummyflavorsrecipes.com

Mardi Gras mustard brings explosive New Orleans flavor to your condiment collection with its perfect balance of sweetness, heat, and bold Cajun spices. This Popeyes-inspired sauce transforms ordinary honey mustard into something truly extraordinary – a creamy, tangy condiment with just enough kick to wake up your taste buds without overwhelming them. The addition of whole grain mustard provides delightful texture while horseradish and Cajun seasoning deliver that distinctive Southern heat that makes this sauce utterly addictive and versatile enough to enhance everything from fried seafood to sandwiches and salads.

I discovered this recipe shortly after moving abroad, when sudden cravings for my favorite fast food sauces couldn't be satisfied by a quick drive-thru visit. The first time I made it for friends, they were amazed that such a complex-tasting sauce could come together so easily. Now it's my signature condiment that friends and family request whenever I host gatherings!

Ingredients and Selection Tips

  • Whole Grain Mustard: Provides essential texture and visual appeal; look for varieties with visible mustard seeds
  • Spicy Brown Mustard: Adds depth and heat; Creole mustard makes an excellent substitute if available
  • Honey: Use pure honey rather than honey-flavored syrup for the best flavor
  • Mayonnaise: Full-fat creates the creamiest texture; choose a quality brand for best results
  • Horseradish: Deli-style is milder than prepared; adjust amount based on your preferred heat level
  • Cajun Seasoning: Look for blends containing paprika, garlic, and herbs; make your own for complete control
A bowl of sauce with a spoon in it. Pin it
A bowl of sauce with a spoon in it. | yummyflavorsrecipes.com

Detailed Cooking Instructions

Step 1:
Begin by gathering all your ingredients before starting, which streamlines the process and ensures nothing is forgotten. This simple preparation will make the sauce-making process even quicker and more enjoyable.
Step 2:
In a small bowl, measure out 2 tablespoons of whole grain mustard, ensuring you get plenty of the mustard seeds that add wonderful texture and visual appeal to the finished sauce. The seeds provide little pops of flavor that make this sauce distinctively different from smooth honey mustard.
Step 3:
Add 1 tablespoon of spicy brown mustard (or Creole mustard if you have it) to the bowl, which brings a deeper, more complex heat than yellow mustard would provide. This combination of mustards creates the perfect flavor foundation for the sauce.
Step 4:
Measure 2 tablespoons of honey into the mixture, adjusting slightly to taste if you prefer a sweeter or less sweet sauce. The honey balances the sharpness of the mustards and complements the spicy elements that will be added next.
Step 5:
Add 2 tablespoons of mayonnaise to create the creamy base that binds all the flavors together. The mayonnaise adds richness and body to the sauce without making it too thick or overwhelming the other ingredients.
Step 6:
For the signature kick that distinguishes Mardi Gras mustard from regular honey mustard, add 1 teaspoon of deli-style horseradish. If using prepared horseradish, which is stronger, start with just ½ teaspoon and adjust after tasting.
Step 7:
Sprinkle in ¼ teaspoon of Cajun seasoning, which brings authentic New Orleans flavor with its blend of paprika, garlic, herbs, and spices. This seasoning ties everything together with a distinctly Southern profile.
Step 8:
Add a pinch of cayenne pepper if you want additional heat beyond what the horseradish and Cajun seasoning provide. This allows you to fine-tune the spiciness to your preference while maintaining the complex flavor profile.
Step 9:
Using a small whisk or fork, stir all ingredients thoroughly until completely combined into a smooth, uniform sauce with visible mustard seeds throughout. Make sure to incorporate any honey that might have settled at the bottom of the bowl.
Step 10:
Transfer the sauce to an airtight container and refrigerate for at least 30 minutes before serving. This resting period is crucial as it allows the flavors to blend and develop, resulting in a more cohesive and flavorful sauce than one served immediately after mixing.

I learned these tips through my own experimentation with this recipe. Once I tried serving it immediately after mixing and found the flavors hadn't fully melded. After refrigerating the rest for a few hours, the difference was remarkable – much more balanced and cohesive.

A bowl of sauce with a spoon in it. Pin it
A bowl of sauce with a spoon in it. | yummyflavorsrecipes.com

The first time I served this sauce at a backyard barbecue, my friends couldn't believe it wasn't store-bought. What I love most about this recipe is how it transforms a few simple pantry staples into something that tastes complex and special. The beauty of Mardi Gras mustard is its versatility – it works as a dipping sauce for fried foods, a spread for sandwiches, a dressing for salads, or even a glaze for grilled meats. While I've tweaked the recipe countless times adjusting the heat level or sweetness, the basic formula remains foolproof. It's a perfect example of how a homemade condiment can elevate everyday meals with minimal effort, bringing a taste of New Orleans to your table no matter where in the world you happen to be.

Frequently Asked Questions

→ How long will this mustard sauce keep in the refrigerator?
This Mardi Gras mustard will keep in an airtight container in the refrigerator for up to 7-10 days. The flavors actually develop and improve after the first day, so it's an excellent make-ahead condiment.
→ What can I substitute for Cajun seasoning?
If you don't have Cajun seasoning, you can make your own by combining equal parts paprika, garlic powder, and cayenne pepper with a pinch of dried oregano and thyme. Alternatively, Creole seasoning or Old Bay can work as substitutes, though they'll each give a slightly different flavor profile.
→ Can I make this sauce less spicy?
Absolutely! To reduce the heat, use less Cajun seasoning or substitute with a milder paprika. You can also reduce the amount of horseradish or use a milder variety. Add a bit more brown sugar to increase the sweetness and balance the remaining heat.
→ What type of horseradish should I use?
This recipe calls for prepared deli-style horseradish, which is usually found in the refrigerated section near deli meats or in the condiment aisle. Avoid using horseradish sauce (which contains mayo) or cream-style horseradish, as these will change the consistency and flavor balance of the sauce.
→ Can I use this as a marinade for chicken or fish?
While this works best as a dipping sauce or spread, you can use it as a marinade for chicken or fish. Just keep in mind that the sugar may cause it to burn if grilling at high heat. It's better to use it as a glaze during the last few minutes of cooking or as a sauce after cooking.

Cajun-inspired dipping sauce

A quick and easy dipping sauce that combines creamy mayonnaise, two types of mustard, horseradish, and Cajun spices for the perfect balance of sweet and heat.

Prep Time
5 Minutes
Cook Time
~
Total Time
5 Minutes
By: Ranah

Category: Tasty Snacks

Difficulty: Easy

Cuisine: Cajun

Yield: 4 Servings

Dietary: Low-Carb, Vegetarian, Gluten-Free, Dairy-Free

Ingredients

→ Main Ingredients

01 2 tablespoons mayonnaise
02 1 tablespoon whole grain mustard
03 1 tablespoon spicy brown mustard
04 1 tablespoon deli style horseradish
05 2 teaspoons dark brown sugar, packed
06 1/4 teaspoon cajun seasoning

Instructions

Step 01

Combine all ingredients in a small bowl. Stir until fully combined.

Step 02

Refrigerate for 30 minutes.

Step 03

Stir and taste, then adjust seasoning. Depending on your cajun seasoning brand, you may want to add an extra pinch of spice or salt. Same with the horseradish, which can vary widely in heat level.

Notes

  1. Serve as a dipping sauce with fried shrimp, chicken nuggets, or Parmesan truffle fries.
  2. Use as a sauce for blackened grouper sandwiches.
  3. Can be used as a sweet and spicy honey mustard salad dressing.

Tools You'll Need

  • Small mixing bowl
  • Measuring spoons
  • Spoon for stirring

Allergy Information

Please check ingredients for potential allergens and consult a health professional if in doubt.
  • Contains eggs (in mayonnaise)

Nutrition Facts (Per Serving)

It is important to consider this information as approximate and not to use it as definitive health advice.
  • Calories: 65
  • Total Fat: 5 g
  • Total Carbohydrate: 4 g
  • Protein: 1 g