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Thailand · Drinks

Longan Juice

5 min
250 kcal
1 serving

By eatmundo · July 12, 2026

Longan Juice🇹🇭AI-generated image

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Same technique: Cold cooler105 recipes from 24 countries

A fragrant, sweet, and incredibly refreshing juice made from the exotic longan fruit. It is popular for its cooling effect on the body in the tropical heat.

According to eatmundo's ingredient comparison, the closest dish to Longan Juice from another cuisine is Snow Pear Water (China): the two share 50% of their ingredients.

Ingredients

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1 serving

How to Make It

  • 1

    Peel 100g of fresh longan fruit and remove the seeds, keeping the translucent flesh intact.

  • 2

    Bring 500ml of water to a boil in a small pot over medium-high heat.

  • 3

    Add 50g of rock sugar to the boiling water and stir until it is completely melted.

  • 4

    Gently place the longan flesh into the sweetened boiling water.

  • 5

    Simmer for 5 minutes, allowing the fruit to release its natural, honey-like fragrance.

  • 6

    Turn off the heat and transfer the contents into a heatproof container.

  • 7

    Let the juice cool down to room temperature, then place it in the refrigerator.

  • 8

    Add plenty of crushed ice to a glass before pouring the chilled longan juice over it.

  • 9

    Garnish with a few reserved whole longan fruits for an authentic presentation.

Frequently Asked Questions

What is Longan Juice?

Longan juice is a sweetened herbal beverage originating from Thailand. It is prepared by boiling fresh longan fruit in water with rock sugar and is typically served chilled as a refreshing drink.

Should I use fresh or dried longan for this juice?

Use fresh longan: this recipe peels fresh fruit and removes the seeds, keeping the translucent flesh intact.

How long should I boil the mixture to extract the most flavor?

Simmer the longans for 5 minutes, allowing the fruit to release its natural, honey-like fragrance.

Can I substitute rock sugar with white granulated sugar?

You can, but rock sugar provides a much cleaner, more mellow sweetness that complements the floral notes of the longan better.

What is a common mistake when preparing longan juice?

Adding too much water is a common error that dilutes the natural sweetness and aroma of the fruit.

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