How to Make Soda at Home: 5 Methods Tested (2026)

How to Make Soda at Home: 5 Methods That Actually Work

Why Make Soda at Home? (It's Not Just About Saving Money)

If you've ever searched for how to make soda drink at home, you probably had one of two reasons: you wanted to cut down on store-bought soda, or you wanted more control over what goes into your glass. Both are valid. I had a third reason - I was tired of running out of soda on weekends when the kids wanted mocktails.

Here's what most people don't realise: a 330ml can of commercial cola contains roughly 35g of sugar. That's about 7 teaspoons in a single serving. The WHO recommends keeping free sugar intake below 25g per day for additional health benefits - meaning one can already puts you over the limit (WHO Guideline on Sugars Intake, 2015).

When you make soda at home, you decide exactly how much sugar - or zero sugar - goes in. You pick the flavours. You control the fizz level. And depending on which method you use, the cost per litre ranges from Rs 5 to Rs 50.

I've tested all five methods below over the past year. Each has trade-offs. I'll be straight about what works and what doesn't.

What You'll Need (Depends on the Method)

Method Equipment Cost Time per Litre Skill Level Portable Soda Maker Rs 2,199 30 seconds Beginner Baking Soda + Citric Acid Rs 0 (pantry items) 2 minutes Beginner Countertop Carbonator (SodaStream) Rs 5,000 - 12,000 1 minute Beginner Yeast Fermentation Rs 50 - 100 24 - 48 hours Intermediate ISI Soda Siphon Rs 800 -.

Now let me walk you through each one.

How Do You Make It Step by Step?

This is what I use daily. A portable soda maker uses small CO2 capsules to carbonate water directly in the bottle. No electricity, no counter space, no plumbing.

Step-by-Step

1. Fill the bottle with cold water. Colder water absorbs CO2 better - aim for water from the fridge (4 - 8°C). Room temperature water gives weaker fizz.
2. Insert a CO2 capsule into the lid mechanism. Each capsule carbonates up to 1 litre. The capsule is single-use.
3. Screw the soda maker lid onto the bottle and twist. You'll hear a hiss as CO2 dissolves into the water. This takes about 10 - 15 seconds.
4. Wait 15 seconds, then slowly release pressure. Open the lid gradually to avoid foam overflow.
5. Add your flavouring. Lemon juice, Jaljeera powder, fruit syrup - whatever you like. Add flavouring AFTER carbonation, not before.

Cost per litre: Rs 33 - 50 depending on the capsule pack you buy (pack of 30 = Rs 33/capsule, pack of 10 = Rs 50/capsule).

What I like: Genuinely fast. I can make sparkling Jaljeera during a lunch break. The bottle is 500g and fits in a bag, so it works for picnics and travel.

What I don't like: The capsules are single-use and not reusable. If you're drinking 2 - 3 litres of sparkling water daily, the capsule cost adds up. For heavy daily use, a countertop carbonator (Method 3) is more economical.

How Do You Make It Step by Step?

This is the simplest method and costs almost nothing. You probably have both ingredients in your kitchen already. Step-by-Step Take 250ml of cold water in a glass. Add 1/4 teaspoon of baking soda (sodium bicarbonate). Stir until dissolved.

This is the simplest method and costs almost nothing. You probably have both ingredients in your kitchen already.

Step-by-Step

1. Take 250ml of cold water in a glass.
2. Add 1/4 teaspoon of baking soda (sodium bicarbonate). Stir until dissolved.
3. Add 1/4 teaspoon of citric acid. The mixture will fizz immediately as CO2 is produced.
4. Add flavouring - lemon juice, sugar, or fruit syrup to taste.
5. Drink immediately. The fizz fades within 2 - 3 minutes.

Cost per litre: Rs 5 - 8 (baking soda costs roughly Rs 40/100g, citric acid Rs 60/100g).

What I like: Zero equipment cost. Good for occasional use or when you want a quick fizzy drink.

What I don't like: The carbonation is weak compared to CO2-based methods. The taste has a slight mineral/salty undertone from the sodium bicarbonate. Each 1/4 teaspoon of baking soda adds about 300mg of sodium - not ideal if you're watching your salt intake. And you can't store it; the fizz disappears in minutes.

Which Option Is Best for You?

Countertop carbonators use a large refillable CO2 cylinder (typically 60L capacity) to carbonate water at the press of a button. SodaStream is the most recognised brand in India, though options like DrinkMate also exist.

Step-by-Step

1. Fill the included BPA-free bottle with cold water.
2. Lock the bottle into the carbonator unit.
3. Press the carbonation button 3 - 5 times (more presses = more fizz).
4. Release the bottle, add flavouring, serve.

Cost per litre: Rs 3 - 5 (a refillable CO2 cylinder costs Rs 75 - 300 to refill depending on brand, giving you roughly 60 litres of carbonated water).

What I like: Low per-litre cost (Rs 3 - 5) - the best value for daily heavy use. The fizz quality is excellent - comparable to commercial sparkling water. Good for households that drink sparkling water daily.

What I don't like: High upfront cost (Rs 5,000 - 12,000). Takes counter space. Not portable. CO2 cylinder refills aren't available in every city in India - you may need to order online or find a local dealer.

How Do You Make It Step by Step?

This is how soda was originally made - by fermenting sugar with yeast to naturally produce CO2. It takes patience but produces a unique, complex flavour you can't get any other way. | Last updated: 2026-03-31

Step-by-Step

1. Dissolve 100g sugar in 1 litre of warm water (not hot - below 40°C). Hot water kills the yeast.
2. Add 1/4 teaspoon of active dry yeast. Stir gently.
3. Add flavouring - ginger juice, lemon, fruit puree, or spice extract.
4. Pour into a clean PET bottle (not glass). Leave 5cm of headspace. Seal tightly.
5. Leave at room temperature for 24 - 48 hours. The bottle will become firm as CO2 builds up.
6. Once firm, refrigerate immediately. Cold stops fermentation and preserves carbonation.
7. Open very slowly - pressure can build up significantly.

Cost per litre: Rs 15 - 25 (sugar + yeast + flavouring).

What I like: Produces genuine probiotic carbonation. The flavour depth - especially with ginger - is outstanding. Minimal equipment needed.

What I don't like: Inconsistent results. Temperature affects fermentation speed unpredictably. A batch left too long can over-carbonate and the bottle may burst - always use PET plastic, never glass. The process produces 0.5 - 1% alcohol, which matters if you're making this for children. And every batch needs 24 - 48 hours, so no instant gratification.

How Do You Make It Step by Step?

The soda siphon has been a fixture in Indian households for decades. It uses small 8g CO2 cartridges (the same size used in whipped cream dispensers) to carbonate about 1 litre of water.

Step-by-Step

1. Fill the siphon with cold water up to the fill line.
2. Screw on the head unit.
3. Insert a CO2 cartridge into the charger holder and screw it in. You'll hear a sharp hiss as the gas releases.
4. Shake gently 2 - 3 times to dissolve the CO2.
5. Press the lever to dispense sparkling water.

Cost per litre: Rs 15 - 25 (8g CO2 cartridges cost Rs 15 - 25 each on Amazon India, and each carbonates roughly 1 litre).

What I like: Strong, consistent carbonation. The dispensing mechanism is satisfying to use. Replacement cartridges are widely available across India.

What I don't like: The siphon bottle is heavy (usually stainless steel or glass) and not designed for travel. You can only carbonate plain water - if you add syrup before carbonating, it clogs the mechanism. And cleaning the siphon head requires careful disassembly.

How Do These Options Compare?

If you drink 2+ litres daily, a countertop carbonator saves more per litre in the long run.

My pick for most Indian households: If you want something portable that makes sparkling water, mocktails, and Jaljeera without taking up counter space, a portable soda maker hits the sweet spot. If you drink 2+ litres daily, a countertop carbonator saves more per litre in the long run.

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Always carbonate cold water, never warm. CO2 dissolves 2 - 3 times better at 4°C than at 25°C (PMC5702778). This is basic chemistry - Henry's Law states that gas solubility increases as temperature decreases. Add flavouring AFTER carbonation, not before. Sugary liquids foam violently during carbonation and can clog or damage your equipment.

1. Always carbonate cold water, never warm. CO2 dissolves 2 - 3 times better at 4°C than at 25°C (PMC5702778). This is basic chemistry - Henry's Law states that gas solubility increases as temperature decreases.
2. Add flavouring AFTER carbonation, not before. Sugary liquids foam violently during carbonation and can clog or damage your equipment.
3. For stronger fizz, carbonate twice. In a portable soda maker, use two capsules per litre. This doubles the cost but gives you commercial-grade bubble density.
4. Sparkling water is just as hydrating as still water. A common myth is that carbonated water dehydrates you. Research confirms sparkling water hydrates equally well (Harvard Health).
5. Glass bottles hold fizz longer than plastic. If storing for later, use glass bottles with swing-top caps. Plastic is slightly permeable to CO2.

Products Mentioned in This Article

InstaCuppa Portable Soda Maker Shop Now Soda Capsule Refills (Pack of 30) Shop Now Sources & References Guideline: Sugars Intake for Adults and Children - World Health Organization, 2015 Effect of Carbonated Water on Etched or Sealed Enamel - PMC, 2017 Does Carbonated Water Harm Bones?

InstaCuppa Portable Soda Maker

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Soda Capsule Refills (Pack of 30)

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Saran Reddy

Founder, InstaCuppa | Building kitchen tools that give busy Indian moms their time back