Easy Chanh Muoi Recipe: How to Make Salted Lemonade at Home

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Written By Hot Thai Restaurant

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We’ve all heard of lemonade, but have you ever tasted its intriguing Vietnamese cousin, Chanh Muoi? This salted lemonade is a refreshing twist on the classic, bringing a unique blend of salty, sweet, and sour to your palate. Originating from the vibrant streets of Vietnam, this drink has been a staple for generations, known for its thirst-quenching properties and its ability to beat the heat like no other.

Making Chanh Muoi might sound complex, but it’s surprisingly simple and rewarding. It’s all about the balance of flavors and the magic of fermentation that transforms simple ingredients into a beverage that’s bursting with flavor. Join us as we dive into the world of Chanh Muoi, where we’ll guide you through every step to create this delightful drink right in your kitchen. Trust us, it’s a journey worth taking for a sip of this extraordinary lemonade.


Gathering the right ingredients is the first step to creating the perfect Chanh Muoi. Let us walk you through what you’ll need.

For Chanh Muoi Base

  • 5 large lemons, organically grown and thoroughly washed
  • 5 tablespoons of sea salt, coarse preferred
  • 1 cup of granulated sugar
  • 1 liter of water, boiled and cooled to room temperature
  • A clean, dry glass jar with a tight-fitting lid
  • Ice cubes
  • Fresh mint leaves
  • Sparkling water or soda
  • A touch of honey or simple syrup for added sweetness

Equipment Needed

To embark on your Chanh Muoi journey, the right equipment is your first step towards capturing that uniquely Vietnamese flavor in the comfort of your home. Let’s ensure you have everything needed to perfectly balance the tartness, sweetness, and salty kick that makes Chanh Muoi so refreshingly unique.

Glass Jar

A clean, airtight glass jar is essential for the fermentation process. The size depends on how much Chanh Muoi you plan to make, but a quart-sized jar is a good starting point. Make sure it’s been sterilized to prevent any unwanted bacteria from affecting the fermentation.

Knife and Cutting Board

You’ll need a sharp knife and a sturdy cutting board for slicing the lemons. Consistency in thickness is key for an even fermentation process, so take your time with this step.

Measuring Cups and Spoons

Accuracy is crucial when it comes to balancing the flavors of Chanh Muoi. Have a set of measuring cups and spoons at hand to precisely measure the sea salt, sugar, and water. This will guarantee the perfect blend of sour, sweet, and salty.

Mortar and Pestle (Optional)

While not strictly necessary, a mortar and pestle can be useful for roughly crushing the sea salt if it’s too coarse. Finer grains of salt dissolve more easily, ensuring a smooth and even fermentation process.

Fine Mesh Strainer

This is important for the final step of preparing the Chanh Muoi for serving. A fine mesh strainer will help ensure your beverage is clear and free from any unwanted lemon remnants or undissolved salt.

Preparation Steps

After gathering all the necessary ingredients and equipment, let’s dive into the prep work. We’re aiming for the authentic Vietnamese flavor of Chanh Muoi, which requires a bit of patience and attention to detail. Follow these steps closely to ensure your Chanh Muoi turns out perfectly.

Cleaning the Lemons

Firstly, we need to ensure our lemons are clean since we’ll be using their peels. Start by washing your lemons thoroughly under running water. If you have a vegetable brush, use it to gently scrub the surface of each lemon to remove any dirt or residues. After scrubbing, rinse the lemons again and pat them dry with a clean towel. Drying the lemons is crucial to prevent any water from diluting the salt concentration needed for the fermentation process. Once dry, we’re ready to move on to preparing the salt mixture.

Preparing Salt Mixture

The salt mixture is a key component of Chanh Muoi, serving as the primary preservative and flavor enhancer. For this step, you’ll need your sea salt and sugar. In a small bowl, mix together half a cup of sea salt with a quarter cup of sugar. This combination helps to balance the saltiness with a subtle sweetness, crucial for achieving the signature Chanh Muoi taste.

If you prefer a bit of texture in your Chanh Muoi, consider lightly crushing the sea salt using a mortar and pestle before mixing it with the sugar. This step is optional but can add a unique touch to your final product. Once your mixture is well combined, set it aside. We’ll use this to layer with the lemons in the fermenting jar.

Making the Chanh Muoi

Following our overview of Chanh Muoi’s essentials, let’s dive into the process of combining these elements to achieve that perfect balance of salty, sweet, and sour. Achieving this requires meticulousness in mixing and patience during fermentation.

Mixing Ingredients

First, take your clean, dry lemons and slice each into quarters, but not all the way through, keeping them attached at the base. This technique allows the lemons to absorb more of the salt-sugar mixture, enhancing the flavors deeply. Next, open each lemon gently and pack the salt-sugar mixture into the cuts. We find that about 1-2 tablespoons per lemon works best for achieving the right flavor profile.

After your lemons are prepared, place them in your sterilized glass jar, pressing them down to release some of their juices. This helps to kickstart the fermentation process. If you have any leftover salt-sugar mix, sprinkle it over the top of the lemons in the jar. At this stage, if your lemons are not fully covered by their own juice, add enough boiled (and cooled) water to cover them completely. This ensures every part of the lemon is involved in the fermentation process.

Storing for Fermentation

With your lemons nestled in their briny bath and sealed in the jar, the waiting game begins. Store the sealed jar in a cool, dark place for at least 3 weeks. The ideal storage temperature is around room temperature, between 68°F and 72°F (20°C to 22°C). It’s crucial to check on them periodically, say once a week, to ensure that there is no mold formation and that the lemons are fermenting nicely. If needed, give the jar a gentle shake to redistribute the brine.

After 3 weeks, you will notice the lemons soften and the liquid turn slightly cloudy – a sign of successful fermentation. This transformation is not just visual; the lemons’ flavor deepens, becoming complex with a pronounced tartness backed by a subtle sweetness and the depth of salt. At this point, the Chanh Muoi is ready to be enjoyed immediately, or it can continue to ferment, further developing its flavors. Remember, the longer it ferments, the more potent the flavors become, so it’s all about finding that perfect balance to suit your taste.

Serving Suggestions

Once your Chanh Muoi has reached its perfect state of fermentation, the exciting part begins—serving and enjoying it! Here are our favorite ways to incorporate this unique ingredient into refreshing drinks and dishes.

Making Chanh Muoi Soda

To create a revitalizing Chanh Muoi soda, start by preparing a simple syrup. Combine equal parts water and sugar in a saucepan over medium heat, stirring until the sugar dissolves completely. Allow the mixture to cool to room temperature. Next, in a tall glass, squeeze the juice of one fermented lemon, ensuring to strain out any seeds or pulp. Add one to two tablespoons of the simple syrup, adjusting according to your preferred sweetness. Fill the glass with ice and top it off with soda water. Stir gently to mix the flavors together. The result is a bubbly, tangy drink that perfectly balances the Chanh Muoi’s complexity with the freshness of soda water. Garnish with a slice of fresh lemon or a sprig of mint for an extra touch of elegance.

Using Chanh Muoi in Other Recipes

Chanh Muoi is incredibly versatile and can enhance a variety of dishes beyond drinks. Here are a few suggestions:

  • Salad Dressings: Mash a small piece of Chanh Muoi and whisk it into your favorite vinaigrette recipe. The salted lemon will add a unique brightness and depth to green or grain salads.
  • Marinades: Incorporate finely chopped Chanh Muoi into marinades for chicken, pork, or fish. It lends a distinctive salty tang that tenderizes the meat and infuses it with flavor.
  • Dips and Sauces: Blend Chanh Muoi with Greek yogurt or mayonnaise to create a dip or sauce with a twist. It’s particularly delicious with grilled vegetables or as a condiment for sandwiches and wraps.
  • Desserts: Surprisingly, Chanh Muoi can also be a delightful addition to sweet dishes. Mix a small amount into cake or cookie batter for a subtle citrus note that will leave everyone guessing your secret ingredient.

Remember, a little goes a long way! Start with smaller amounts and adjust to taste since Chanh Muoi is quite potent. Experimenting with this fermented delicacy in your culinary creations is not only fun but introduces a burst of Vietnamese tradition to your table.

Make-Ahead and Storage Tips

After exploring the basics of making Chanh Muoi and diving into the various ways it can enliven our dishes, let’s turn our attention to some essential make-ahead and storage tips. Ensuring the longevity and freshness of our Chanh Muoi can elevate our culinary experiences, making every sip and bite a delightful journey into Vietnamese cuisine.

Preparing Chanh Muoi in Advance

Preparing Chanh Muoi well in advance is not only a matter of convenience but also crucial for achieving the depth of flavor that makes this condiment so unique. Here are some tips for making Chanh Muoi ahead:

  • Optimal Fermentation Time: Start the fermentation process at least 3 weeks before you plan to use the Chanh Muoi. This timeframe allows the lemons to soften and the flavors to meld beautifully, resulting in a rich, complex taste.
  • Check Regularly: While patience is key, do check on your Chanh Muoi periodically. This helps ensure that the fermentation is progressing as expected and allows you to adjust the environment if necessary.

Storing Your Chanh Muoi

The way we store our Chanh Muoi can significantly impact its shelf life and flavor. Here’s how to store it properly:

  • Room Temperature Fermentation: Initially, keep the jar at room temperature, away from direct sunlight, to kickstart the fermentation. This environment encourages the beneficial bacteria to thrive.
  • Refrigeration After Fermenting: Once the Chanh Muoi has fermented to your liking, transfer the jar to the refrigerator. The cooler temperature slows down the fermentation, preserving the Chanh Muoi’s flavor and extending its shelf life.
  • Airtight Containers: Always use clean, airtight containers for storage. This prevents contamination and maintains the quality of the Chanh Muoi.
  • Shelf Life Expectations: Properly stored Chanh Muoi can last for several months in the refrigerator. The acidic and salty environment acts as a preservative, keeping the lemons in prime condition.


We’ve walked through the delightful journey of making Chanh Muoi, from gathering simple ingredients to mastering the fermentation process. It’s clear that with a little patience and care, we can all enjoy this refreshing Vietnamese salted lemonade right from our kitchens. Remember, the key to a perfect Chanh Muoi lies in allowing it the time it needs to develop its unique flavors. So, let’s not rush the process. And once it’s ready, we’ll have a versatile ingredient that can elevate our drinks and dishes to a whole new level. Here’s to making our culinary adventures even more exciting with homemade Chanh Muoi!

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