Thai Lime Soda (Nam Manao Soda)

Known in Thailand as Nam Manao Soda, Thai lime soda is a brisk, no-cook lime drink served over plenty of ice with chilled soda water. Its character comes from the sharpness of fresh lime softened by caster sugar, then lifted by clean fizz rather than heavy sweetness. The result is bright, tangy and immediately refreshing, with a lively citrus finish that suits hot weather, spicy food or any moment that calls for a simple non-alcoholic drink. Stir only enough to dissolve the sugar and combine the soda, then serve straight away while the bubbles are crisp and the glass is properly cold.
Cuisine style Thai refreshment
Cooking style No-cook preparation • Minimal cleanup
Time commitment Under 15 minutes

Why this recipe works

  • Ready in minutes: The drink is mixed directly in the glass, so there is no syrup to cook or equipment to clean.
  • Bright sweet-sour balance: Caster sugar softens the sharpness of fresh lime without dulling its clean citrus character.
  • Fresh and fizzy: Cold soda water and ice keep the drink crisp, lively and best suited to immediate serving.

Get the most out of this recipe

Timing notes

  • Serve straight away: Add the soda water just before drinking so the fizz stays clean and lively.
  • Mix the base first: Stir the lime juice and sugar together before adding ice and soda water; this helps the sugar dissolve without flattening the drink.

Ingredient notes

  • Choose juicy limes: Firm, heavy limes usually give the brightest flavour and enough juice for a well-balanced glass.
  • Use fresh lime juice: Bottled lime juice lacks the fresh aromatic edge that makes Nam Manao Soda taste clean and sharp.
  • Keep the soda water cold: Well-chilled soda water gives a cleaner fizz and reduces the need to over-stir once the glass is filled.

Make-ahead tips

  • Prepare the lime base ahead: The lime juice and sugar can be mixed and chilled in advance, then finished with ice and soda water just before serving.
  • Best freshly finished: Once the soda water is added, the drink should be served immediately rather than stored.

Equipment you'll need

Ingredients
Instructions
Print
  1. Juice the lime into a glass and add the caster sugar. Stir for 20 to 30 seconds until the sugar is mostly dissolved.
  2. Add the ice cubes, then top up with the soda water. Stir gently for 10 seconds and serve straight away.

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Recipe notes

Tips

  • For the cleanest fizz, pour the soda water down the side of the glass and stir only briefly.
  • If your lime is very sharp, add an extra 1 tsp caster sugar and stir again until dissolved.

Substitutions

  • Replace caster sugar with agave syrup for a quicker-dissolving sweetener; start with 2 tsp and adjust to taste.
  • Replace soda water with flavoured sparkling water for a lightly scented variation.

Storage

  • Best made and served immediately. If needed, mix the lime juice and caster sugar and chill for up to 4 hours, then add ice cubes and soda water just before serving.

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Thai Lime Soda (Nam Manao Soda)
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Recipe overview

  • Servings: 1 glasses
  • Total time: 5min (5min active)
  • Difficulty: Easy
  • Cuisine: Thai
Beginner friendly Kid friendly

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