Mastering the Art of Homemade McDonald’s Cajun Sauce

How to Make McDonald’s Cajun Sauce: A Homemade Recipe

McDonald’s is known worldwide for its iconic fast food offerings, including the beloved Big Mac and crispy fries. As part of its collaboration with South Korean boy band BTS, McDonald’s introduced a limited-time special meal featuring two exclusive dipping sauces: sweet chili and Cajun sauce. While the Cajun sauce, with its strong mustard flavor, was particularly popular, it is unfortunate that these sauces may not be available on the menu indefinitely. But fear not! With a few simple ingredients and easy-to-follow steps, you can recreate the delicious McDonald’s Cajun Sauce in the comfort of your own kitchen.

What is Cajun Sauce?

Cajun sauce is a flavorful condiment that originated in Cajun cuisine, a style of cooking developed in the southern region of the United States. Cajun dishes are known for their tangy and hearty flavors, often featuring seafood and a variety of spices. Cajun sauce itself is a versatile condiment that adds heat and flavor to a variety of dishes. It pairs exceptionally well with pasta, grilled chicken, shrimp, nuggets and more.

Recipe for McDonald’s Cajun Sauce

To make McDonald’s Cajun Sauce at home, you will need the following ingredients:

  • ¼ cup mayonnaise
  • 1 tablespoon Dijon mustard
  • ½ tsp cayenne pepper
  • ¼ tsp garlic powder
  • ¼ tsp onion powder
  • 1 Tbsp Ketchup
  • 1 tablespoon hot sauce
  • ½ teaspoon nutritional yeast
  • 1 tablespoon honey
  • Salt and pepper to taste

Follow these step-by-step instructions to make Cajun sauce:

  1. Measure and combine the ingredients in a bowl.
  2. Mix the ingredients together until smooth and well blended.
  3. Adjust seasonings to taste.
  4. Serve the homemade Cajun sauce with chicken nuggets and French fries for a delicious fast-food experience in the comfort of your own home.

Variations on McDonald’s Cajun Sauce

While the recipe above is an authentic replica of McDonald’s Cajun Sauce, you have the freedom to customize it to suit your taste and dietary preferences. Here are some variations to explore:

  1. Super Spicy: Increase the amount of cayenne pepper for an extra kick of heat.
  2. Less Spicy: Reduce the amount of cayenne pepper for a milder flavor profile.
  3. Sweeter: Increase the amount of honey for a sweeter version of Cajun sauce.
  4. Vegan-Friendly: Replace the mayonnaise with a vegan alternative to make the sauce suitable for a plant-based diet.
  5. Remoulade: Turn Cajun Sauce into a Cajun Remoulade by incorporating whole grain mustard and horseradish.

Alternatively, you can simplify the process by using ready-to-use Cajun seasoning instead of adding herbs and spices individually. Cajun seasoning is a flavorful blend of spices such as paprika, cayenne, and garlic powder commonly used in Cajun cuisine. It adds a distinct kick and burst of flavor to various dishes such as chicken, shrimp, tofu, pasta, steak, and vegetables. You can either purchase Cajun seasoning from various brands or make your own at home using a combination of paprika, cayenne pepper, garlic powder, onion powder, black pepper, crushed red pepper, thyme, and oregano. Store homemade seasoning mix in a clean, dry, airtight container for up to one year.

Foods That Go Well With Cajun Sauce

While McDonald’s Cajun Sauce is often enjoyed with chicken nuggets and French fries, its versatility extends to a wide range of food pairings. Try Cajun Sauce with the following dishes:

  • Pasta
  • Crackers
  • Burgers and Sandwiches
  • Wraps, especially shrimp fajita and chicken fajita
  • Chips and tortillas
  • Zucchini and jicama fries
  • Vegetables such as cucumbers, carrots, bell peppers and broccoli
  • Meat and seafood in dipping sauce

Storage and Shelf Life of Cajun Sauce

If you’re worried about the limited availability of McDonald’s Cajun Sauce, fear not! If you make the sauce at home, you can enjoy it even after the fast-food chain stops selling it. It’s important to note, however, that homemade sauces typically have a shorter shelf life than commercially made sauces due to the lack of preservatives and additives. It is recommended that Cajun sauce be consumed within a few days of preparation to ensure optimal freshness and flavor.

Determining the Freshness of Cajun Sauce

As with any sauce or condiment, it is important to check for signs of spoilage before using Cajun Sauce. Here are some indicators that the sauce may have gone bad:

  1. Unpleasant odor: If the Cajun sauce emits a foul or offensive odor, it is a clear sign of spoilage.
  2. Mold or discoloration: Visual clues such as the presence of mold, unusual colors, or an inconsistent texture indicate that the sauce has deteriorated.
  3. Strange taste: If the sauce tastes different from its original flavor or has a sour or rancid taste, it is best to discard it.

To extend the shelf life of homemade Cajun sauce, store it in the refrigerator in a clean, airtight container. This will help keep it fresh for a few days. It is a good idea to label the container with the date of preparation for easy reference.


By recreating McDonald’s Cajun Sauce at home, you can enjoy its unique flavor even after it is no longer available on the fast-food chain’s menu. By following the simple recipe provided, you can enjoy the tangy, mustardy flavor of Cajun sauce with your favorite dishes. Whether you prefer it spicy, mild, sweet or vegan, the versatility of Cajun sauce allows you to customize it to your taste and dietary preferences. So why not bring the flavors of McDonald’s to your kitchen and enjoy the delights of homemade Cajun sauce?


Can I make McDonald’s Cajun Sauce without spicy ingredients?

Yes, you can adjust the heat level of the Cajun Sauce to your preference. Simply reduce or eliminate the cayenne pepper and hot sauce to make a milder version of the sauce.

Is McDonald’s Cajun Sauce suitable for a vegan diet?

The original McDonald’s Cajun Sauce recipe contains mayonnaise, which is typically made with eggs. However, you can easily make a vegan-friendly version by using a vegan mayonnaise substitute.

How long does homemade Cajun sauce keep?

Homemade Cajun Sauce should be consumed within a few days of making it for the best flavor and freshness. Store it in a clean, airtight container in the refrigerator to extend its shelf life.

Can I use pre-made Cajun seasoning instead of individual spices?

Yes, using pre-made Cajun seasoning can be a convenient alternative. It contains a blend of spices commonly used in Cajun cooking and can be substituted for the individual herbs and spices in the recipe.

What are some dishes that go well with McDonald’s Cajun Sauce?

McDonald’s Cajun Sauce is a versatile condiment that pairs well with a variety of dishes. Some popular options include chicken nuggets, fries, pasta, burgers, sandwiches, wraps, seafood and vegetables. Feel free to get creative and explore different combinations!