How to Make Pad Thai Sauce

Carefully crafted to achieve a restaurant quality authentic taste.

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Close-up of bean sprouts, chicken, and stir-fried noodles coated with Pad Thai sauce.

If you are wondering how to make pad Thai sauce, then you are in for a real treat. This recipe is traditional, authentic, and has the perfect balance of sweet, sour, and salty flavors. My mother created this special recipe for our former Thai restaurant, and she even added a secret ingredient that makes this homemade sauce the best of the best.

Chicken pad Thai with bean sprouts in a black dish.

Why try this recipe

Making pad Thai sauce from scratch takes a little more time and effort, but I promise it will be worth it!

  • You can customize it to your taste preferences and dietary needs, such as vegetarian, keto, or gluten-free, with the possibility to taste-test and adjust flavors while cooking.
  • This homemade sauce is free from preservatives and additives, making it a healthier and more natural option
  • You can make this sauce in bulk and store the rest in your refrigerator or your freezer. The next time you’ll be whipping up delicious stir-fried noodles, they will be ready in just 5–10 minutes.
  • This easy recipe gives you a true taste of an authentic pad Thai, with traditional ingredients and flavors.
  • Homemade pad Thai sauce always tastes so much better than store-bought, and it’s so much more rewarding!
Close-up of homemade pad Thai sauce.

My mom has perfected her sauce for this classic noodle stir-fry dish. She has over 20 years of experience working in Thai restaurants, and this mouthwatering version kept the clients coming back for more.

Some of our customers even visited our restaurant weekly just for the signature pad Thai. Luckily, she allowed me to share this amazing recipe with you.

Ingredients

To achieve the perfect balance of sweet, sour, and salty, you need a precise blend of multiple ingredients.

All three flavors have to be present in the sauce before adding it to the noodles for the best possible taste.

An overhead photo on a white background showing cups of shallots, garlic, tamarind paste, sweet pickled radish, oyster sauce, light soy sauce, dark soy sauce, palm sugar, fish sauce, and water.
  • Shallots Shallots are one of our key ingredients, they add a savory flavor to the sauce.
  • Garlic Garlic is a common ingredient in Thai cuisine for its pungent flavor and the aromas it brings.
  • Tamarind paste Tamarind paste adds a tangy and sour taste to the sauce, with a subtle hint of sweetness. It’s commonly used in Southeast Asian cuisine for sauces and salads like som tam Thai.
  • Sweet pickled radishSliced radish in a mixture of vinegar, sugar, and salt. Adds a light crunch and balances out the other flavors.
  • Oyster sauceThis thick, dark sauce adds a salty and umami flavor to the sauce.
  • Light soy sauce Light soy has a strong and salty taste, made of soybeans, wheat, salt, and sugar.
  • Dark soy sauceWe often use dark soy sauce to darken the color of our Thai meals.
  • Palm sugar Palm sugar contributes to the sweet flavor of the sauce.
  • Fish sauce Fish sauce has a pungent aroma with a salty flavor, and it’s a key ingredient of Thai cuisine.
  • Water

What doesn’t belong in this recipe: Peanut butter! Peanut butter is not a traditional ingredient for authentic pad Thai sauce. The use of peanut butter is popular in Westernized recipes, but you won’t find it in a traditional recipe.

How to make pad Thai sauce

Total Time: 25 minutes

Use a blender to combine the garlic and shallots into a smooth mixture, also add 1/3rd of the water.
Blender with blended garlic and shallots.

Heat oil in a large non-stick wok pan or cooking pot over medium heat, add mixed garlic and shallots, and cook until golden.Close-up of golden fried shallots and garlic sizzling in a wok.

Add palm sugar and fish sauce. Continue stirring until the palm sugar is dissolved.Close-up photo of a wooden spatula stirring a brown sauce being stir-fried in a wok.

Stir the remaining ingredients into the sauce until everything is well combined.Close-up photo of a dark brown sauce in a wok, topped with pickled radish.

After bringing the sauce to a boil one last time, turn off the heat.
Close-up of Pad Thai sauce boiling in a wok.

How to store

This homemade sauce is best stored in an airtight container in your refrigerator. It’s important to let the sauce cool down to room temperature first.

Make in advance: Make this recipe in bulk and freeze it in small portions. You can use small plastic bags, which you can seal with an elastic.

Frequently asked questions (FAQ’s)

What does pad thai sauce taste like?

For an authentic and delicious pad Thai sauce, it’s important to balance the flavors of sour, sweet, and salty that are characteristic of Thai cuisine. The sourness in the sauce comes from the use of tamarind paste, while palm sugar provides a natural sweetness, and the saltiness is coming from the use of fish sauce.

What is in pad thai sauce?

The base of pad Thai consist of three key ingredients being fish sauce, tamarind paste, and palm sugar. These ingredients are essential to achieving an authentic and traditional flavor. From there, other ingredients will be added depending on personal preference. A Thai person would never use ketchup or peanut butter in traditional pad Thai sauce.

What is pad Thai sauce?

Pad Thai sauce is needed to coat the noodles of the stir-fried popular Thai dish, pad Thai. This sauce is sweet, sour, and salty made from a combination of traditional ingredients such as fish sauce, tamarind paste, and palm sugar. Other ingredients that are added depends on the person that makes the sauce.

Can I make this sauce vegetarian?

You can make this sauce vegetarian by substituting the fish sauce for vegan fish sauce, and the oyster sauce for mushroom soy sauce.

Love this recipe for how to make pad Thai sauce? You would do me a GREAT favor by leaving a star rating and/or a comment in the comment section! And if you wish to stay up-to-date with my latest Thai recipes, then don’t forget to subscribe to my newsletter.

4.8 from 6 votes

How to Make Pad Thai Sauce

Difficulty: Beginner Prep Time 10 min Cook Time 15 min Total Time 25 mins
Servings: 4 Calories: 283

Description

This authentic recipe for how to make pad Thai sauce has the perfect balance of salty, sweet, and sour.

Ingredients

Instructions

  1. Use a blender to combine the garlic and shallots into a smooth mixture, also add 1/3rd of the water.

  2. Heat oil in a large non-stick wok pan or cooking pot over medium heat, add mixed garlic and shallots, and cook until golden.

  3. Add palm sugar and fish sauce. Continue stirring until the palm sugar is dissolved.

  4. Stir the remaining ingredients into the sauce until they are well combined.

  5. After bringing the sauce to a boil one last time, turn off the heat.

Tools you need

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Nutrition Facts

Servings 4


Amount Per Serving
Calories 283kcal
% Daily Value *
Total Fat 20.6g32%
Saturated Fat 3.1g16%
Total Carbohydrate 23.6g8%
Dietary Fiber 1g4%
Sugars 14.8g
Protein 2.9g6%

* Percent Daily Values are based on a 2,000 calorie diet. Your daily value may be higher or lower depending on your calorie needs.

Note

  • Use the nutrition card in this recipe as a guideline.
  • This sauce can be kept fresh in your refrigerator for up to 1 month in an airtight container.
  • Make in advance: Make this sauce in bulk and freeze it in small portions. You can use small plastic bags, which can be sealed with an elastic.

Keywords: how to make pad Thai sauce, pad Thai sauce recipe

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About Author

Praew

I owned my own Thai restaurant and have years of experience in various other Thai restaurants. I've been whipping up classic Thai dishes by my mother's and grandma's side since I was just a little girl. Now I'm sharing my deep-rooted passion with my authentic Thai recipes on this food blog.

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