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All you need is one bowl and 5 minutes to make the best fish taco sauce recipe! It’s creamy and tangy with a hint of spice plus pairs perfectly with the flavors in fish tacos.

Fish taco sauce in a glass bowl.
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Creamy Fish Taco Sauce with Mayo

Adding a sauce to any dish is one of the easiest ways to boost flavor, and this fish taco sauce does not disappoint! It is the perfect topping for all your fish and seafood tacos and more.

While I traditionally serve it as the perfect compliment to my baked tilapia fish tacos recipe it’s just as good as a vegetable dip, to dunk your fish n chips or drizzle on baked tilapia.

This creamy white sauce for fish tacos is so easy to make, too! Just 5 minutes and one bowl is all you need, then chill until ready to use. It really is the perfect sauce to top off any fish dish!

Ingredient Notes

Fish taco sauce ingredients on counter.

Find the full printable recipe with specific measurements below.

  • Sour cream and mayonnaise: These two creamy ingredients are the foundation of this sauce with their sweet and sour taste. If you prefer to not use mayo, try Greek yogurt!
  • Lime juice: Freshly squeezed lime juice for the best acidic tang. While you could use lemon juice, lime is more commonly found in Mexican-inspired sauces.
  • Garlic powder: Using garlic powder vs. raw garlic is better as it gives the sauce a subtle taste that doesn’t overpower your other tangy creamy ingredients.
  • Sriracha: Adds the perfect amount of spicy, use your preferred brand and add more to taste.

How to Make Fish Taco Sauce

This quick fish sauce really doesn’t even need directions, it’s so simple. Grab your whisk and bowl, let’s make it!

Showing how to make fish taco sauce with ingredients in bowl.
  • Whisk together all your ingredients in a small bowl.
  • Taste test to determine if your sauce needs additional lime juice or sriracha for more flavor or desired consistency. Serve with your favorite fish tacos!

Recipe Tips

  • Mayo gives this sauce signature flavor and more authentic taste. While you can substitute Greek yogurt to make it healthier, using just a bit of mayo will add more rich creaminess.
  • For a thinner fish sauce that can be drizzled, thin out your sauce with additional lime juice or water.
  • This fish taco sauce recipe yields about 1 cup of sauce. Halve it or double it depending on your needs.
Fish taco sauce in a glass bowl.

Serving Suggestions

As the name implies, this recipe is meant for serving with fish tacos. Here are some additional ways:

Storing

A little goes a long way when you use this sauce and it should last a week in the refrigerator when stored in an air tight container. Since it does contain dairy, always check before using, though.

Fish tacos on a wooden board.

Some of our other favorite sauce recipes are homemade BBQ sauce, chimichurri, and cilantro lime crema.

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Fish Taco Sauce

5 from 5 votes
↑ Click stars to rate now!
Author: Jamielyn Nye
All you need is one bowl and 5 minutes to make the best fish taco sauce recipe! It's creamy and tangy with a hint of spice plus pairs perfectly with the flavors in fish tacos.
Prep Time: 5 minutes
Total Time: 5 minutes
Servings: 12

Ingredients 

  • ½ cup mayonnaise
  • ½ cup sour cream
  • 3 Tablespoons lime juice (2 limes)
  • 1 teaspoon garlic powder
  • ½ teaspoon sriracha sauce , plus more to taste

Instructions

  • In a medium bowl, whisk together 1/2 cup mayonnaise, 1/2 cup sour cream, 3 Tablespoons lime juice, 1 teaspoon garlic powder, and 1/2 teaspoon sriracha. Chill until ready to use.
  • Lay 1 tortilla flat and spread the sauce on the inside. Add cooked fish and top with desired toppings and a squeeze of lime juice.

Notes

Fish: This recipe works well with tilapia, salmon, cod, rockfish or halibut. Find my fish taco recipe here. 
Storage: Store in a covered container for up to 2 weeks. 

Nutrition

Calories: 84kcal | Carbohydrates: 1g | Protein: 0.4g | Fat: 9g | Saturated Fat: 2g | Polyunsaturated Fat: 4g | Monounsaturated Fat: 2g | Trans Fat: 0.02g | Cholesterol: 10mg | Sodium: 67mg | Potassium: 21mg | Fiber: 0.04g | Sugar: 0.5g | Vitamin A: 68IU | Vitamin C: 1mg | Calcium: 11mg | Iron: 0.05mg

Nutrition provided is an estimate. It will vary based on specific ingredients used.

Course: Main Course
Cuisine: American

Did you make this recipe? Don’t forget to give it a star rating below!

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