Chemex Iced Coffee Recipe: A Professional Way to Brew the Best Cold Coffee

Posted on April 29, 2025

Chemex brewing iced coffee with visible ice cubes and hot water being poured, steam rising, on a wooden table.

INTRODUCTION: 

When it comes to crafting the perfect iced coffee, the method you use can make all the difference. While there are many ways to brew cold coffee, using a Chemex brewing method provides a professional, high-quality cup that is smooth, rich, and flavorful. Chemex is known for its unique design and ability to produce a clean, crisp coffee that enhances the natural flavors of the beans. In this guide, we’ll show you how to brew the best iced coffee using a Chemex, highlighting the step-by-step process, tips for perfecting your brew, and how to get the best flavor out of your coffee beans. Whether you’re a seasoned coffee enthusiast or just getting into the art of brewing, this Chemex iced coffee recipe will help you create a cold brew that’s second to none.


Chemex with iced coffee, coffee beans, and filter beside a clear glass carafe, set in a minimalist kitchen with natural light.

1. Why Choose Chemex for Iced Coffee?

1.1 Smooth and Clean Flavor Profile

The Chemex brewing method is famous for producing a clean, crisp, and flavorful cup of coffee. The thick paper filters remove the oils and fine particles that can make coffee taste bitter or muddy, resulting in a smooth brew that highlights the coffee’s natural flavors. This makes Chemex an excellent choice for making iced coffee, as it preserves the delicate notes of your beans even when served cold.

1.2 Precision and Control Over Brewing

One of the main advantages of using a Chemex is the control it gives you over every aspect of the brewing process. You can adjust the water temperature, pour rate, and grind size to suit your personal taste, ensuring that your iced coffee is brewed exactly the way you want it. This level of precision makes Chemex ideal for coffee lovers who want to experiment and fine-tune their brew.

1.3 Professional-Level Brewing at Home

While Chemex is often associated with specialty coffee shops, it’s easy to replicate professional brewing techniques at home with the right equipment and a little practice. Using a Chemex to brew iced coffee gives you the opportunity to bring the café experience into your own kitchen.


Top-down view of Chemex iced coffee setup with coffee beans, ice cubes, gooseneck kettle, paper filter, and glass carafe on a wooden table.

2. Ingredients You’ll Need for Chemex Iced Coffee

2.1 Freshly Ground Coffee Beans

The key to a great cup of iced coffee is starting with high-quality, freshly ground beans. Use a medium or light roast for a balanced flavor profile that works well when served cold. If you can, buy whole beans and grind them just before brewing to preserve the freshness.

2.2 Filtered Water

Since water is the main component of your coffee, it’s essential to use filtered water. Tap water can introduce impurities or unpleasant flavors, which can affect the taste of your iced coffee. Using clean, filtered water will ensure a more refined and crisp cup of coffee.

2.3 Ice Cubes

For the best iced coffee, ice cubes are crucial for maintaining the cold temperature. You can use regular ice cubes, but for an even more flavorful brew, consider making coffee ice cubes by freezing leftover coffee. This will prevent the coffee from becoming diluted as the ice melts.

2.4 Optional Sweeteners and Milk Alternatives

While the Chemex iced coffee recipe focuses on the clean flavors of the coffee itself, feel free to add a splash of your favorite milk alternative (such as almond or oat milk) or sweetener if desired. If you prefer a sugar-free version, use a zero-calorie sweetener like Stevia or monk fruit.


Step-by-step Chemex iced coffee brewing with coffee grounds, hot water being poured, and ice in carafe, on a wooden counter.

3. How to Brew Chemex Iced Coffee: Step-by-Step Recipe

3.1 Prepare the Chemex and Filter

Ingredients:

  • 1 Chemex brewer
  • Chemex paper filters

Instructions:

  1. Start by folding the Chemex paper filter along its seams. Place the folded filter into the Chemex, ensuring that the thicker side is against the spout. This helps the filter stay in place during the brewing process.
  2. Rinse the filter with hot water to remove any papery taste and preheat the Chemex. Discard the rinse water once the Chemex is warm.

3.2 Grind Your Coffee Beans

Ingredients:

  • 30 grams of medium-ground coffee beans (adjust for stronger or milder coffee)

Instructions:

  1. Grind your coffee beans to a medium-coarse consistency, similar to sea salt. The grind size is important because it affects the flow rate of water through the coffee, influencing extraction and flavor.
  2. Use approximately 30 grams of coffee per 500 ml of water for a balanced strength. Adjust this ratio based on your personal preference.

3.3 Brew the Coffee

Ingredients:

  • 500 ml filtered water, heated to around 200°F (93°C)

Instructions:

  1. Add the ground coffee to the Chemex filter, ensuring it is evenly distributed. Create a small well in the center of the grounds to help with even extraction.
  2. Begin by pouring a small amount of hot water (about 50 ml) over the coffee grounds to “bloom” them. This allows the coffee to release CO2, which enhances the flavor extraction.
  3. After 30 seconds, begin pouring the remaining hot water in a slow, circular motion, ensuring that all the coffee grounds are evenly saturated. Pour in intervals, allowing the water to drip through before adding more.
  4. The brewing process should take about 3-4 minutes. Once the water has filtered through, discard the paper filter and grounds.

3.4 Chill the Coffee

Ingredients:

  • Ice cubes (or coffee ice cubes)

Instructions:

  1. Allow the brewed coffee to cool to room temperature. To speed up this process, you can place the Chemex in the refrigerator for 10-15 minutes.
  2. Fill a glass with ice cubes. For an extra coffee boost, use coffee ice cubes made from frozen leftover coffee.
  3. Pour the cooled coffee over the ice and stir.

Chemex iced coffee with flavor variations like vanilla, cinnamon sticks, citrus slices, and milk beside the carafe on a wooden table.

4. Variations to Enhance Your Chemex Iced Coffee

4.1 Sweetened Chemex Iced Coffee

Ingredients:

  • Sugar, simple syrup, or a sweetener of your choice

Instructions:

  1. Add a small amount of sugar or simple syrup to your brewed Chemex iced coffee if you prefer a sweetened version.
  2. Stir thoroughly to ensure the sweetener dissolves evenly.

4.2 Iced Coffee with Milk Alternatives

Ingredients:

Instructions:

  1. Pour a small splash of milk alternative into your iced coffee to add creaminess.
  2. For an extra rich flavor, try adding a flavored milk alternative like vanilla almond milk.

4.3 Iced Coffee with Flavored Syrups

Ingredients:

  • Vanilla, caramel, or hazelnut syrup (sugar-free or regular)

Instructions:

  1. Add a drizzle of your favorite flavored syrup to the iced coffee for an added twist. Vanilla syrup pairs especially well with the smoothness of Chemex coffee.

Chemex iced coffee on clean countertop with ice cubes, rich coffee, coffee beans, and filter beside it.

5. Why Use Chemex for Iced Coffee?

5.1 Superior Taste and Clarity

Chemex is known for producing coffee with a clear and crisp flavor, which translates perfectly into iced coffee. The thick filter used in the Chemex removes undesirable oils and micro-particles, allowing the natural flavors of the beans to shine through. This results in a smooth, clean, and refreshing iced coffee experience.

5.2 Professional-Quality Brew at Home

The Chemex brewing method allows you to replicate the quality of coffee brewed in a specialty café right in your own kitchen. With just a few adjustments, you can create café-quality iced coffee that’s rich in flavor, refreshing, and expertly brewed.

5.3 Ideal for Iced Coffee Lovers

Because of Chemex’s precision brewing process, it’s perfect for making iced coffee. The method enhances the coffee’s natural flavors without the bitterness that can come from other brewing methods, making it an excellent option for those who love their iced coffee rich but smooth.


CONCLUSION: 

The Chemex brewing method provides the perfect foundation for creating the best iced coffee at home. With its clean and smooth flavor profile, precision brewing process, and professional-quality results, Chemex allows you to craft a cup of iced coffee that’s rich, flavorful, and refreshing. Whether you enjoy your iced coffee sweetened, black, or with milk alternatives, this method can be easily customized to suit your tastes. So, next time you’re craving iced coffee, break out your Chemex and enjoy a truly exceptional cold brew experience.

👉 Discover more iced coffee recipes and elevate your coffee game with our expert tips!

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