How to Cold Brew Black Tea: A Step-by-Step Guide

Quick Answer

Cold brew black tea is made by steeping loose leaf black tea in cold water for 12-24 hours, using a ratio of 1 teaspoon of tea per 8 ounces of water. For the best results, choose a brisk, classic black tea like Ceylon Kenilworth Estate OP, which shines when served iced.

Cold brewing black tea is the easiest way to get a smooth, naturally sweet iced tea without the bitterness that hot brewing can sometimes bring. By steeping tea leaves in cold water over several hours, you extract a different profile of flavors—less astringent, more mellow, and incredibly refreshing. Whether you're new to cold brew or looking to perfect your technique, this guide covers everything from the right tea-to-water ratio to the best black teas for cold brewing.

Unlike hot brewing, cold brewing is forgiving and requires minimal equipment. You don't need a kettle or a thermometer—just tea, cold water, and time. The result is a clean, crisp iced tea that's perfect for summer afternoons or any time you crave a cold, caffeinated pick-me-up. Let's dive into the step-by-step process.

Why Cold Brew Black Tea?

Cold brewing black tea offers several advantages over traditional hot brewing. The lower temperature slows down the extraction of tannins, which are responsible for bitterness and astringency. This means your cold brew will be smoother and less harsh on the palate, even with bold teas like Assam or Ceylon. Additionally, cold brew tends to highlight the sweeter, more delicate notes in tea, making it a favorite for iced tea lovers.

Another benefit is convenience. You can prepare a large batch in advance and keep it in the fridge for up to three days. Cold brew tea is also more concentrated, so you can dilute it with water or milk to suit your taste. Whether you're making a pitcher for a party or a single glass for yourself, cold brewing is a versatile method that delivers consistent results.

• Smoother taste with less bitterness
• Naturally sweeter flavor profile
• Easy to make in large batches
• Stays fresh in the fridge for days

Choosing the Best Black Tea for Cold Brew

Not all black teas are created equal when it comes to cold brewing. The best black tea for cold brew is one that is brisk, crisp, and has a balanced flavor that can stand up to dilution and ice. Ceylon teas, like the Ceylon Kenilworth Estate OP, are a classic choice because they are light to medium-bodied with a crisp, brisk character that remains vibrant when chilled. This tea is specifically noted as an excellent iced tea, making it a top pick for cold brewing.

If you prefer a bolder, maltier cup, Assam teas like the Assam Halmari Estate TGFBOP are also fantastic for cold brew. They provide a hearty, full-bodied base that pairs well with milk or sweetener, creating a satisfying iced tea that's reminiscent of a chai latte. For a flavored twist, consider a tea like Coconut Cream, which adds a creamy coconut and vanilla note to your cold brew, creating a dessert-like iced tea without any added sugar.

Step-by-Step Cold Brew Black Tea Recipe

Now that you've chosen your tea, it's time to brew. Follow these simple steps to make a perfect cold brew black tea every time. The key is to be patient—the longer you steep, the stronger the flavor, but too long can lead to over-extraction. We'll cover the ideal cold brew tea time and ratio, so you can adjust to your taste.

Step-by-Step Cold Brew Process

1. Step 1: Measure Your Tea and Water: Use a ratio of 1 teaspoon of loose leaf black tea per 8 ounces (1 cup) of cold, filtered water. For a larger batch, scale up proportionally—for example, 8 teaspoons for 64 ounces (half a gallon). Checkpoint: Use a kitchen scale for accuracy if possible; 2-3 grams of tea per 8 ounces is equivalent.
2. Step 2: Combine Tea and Water in a Container: Place the tea leaves in a large pitcher or jar, then pour the cold water over them. Stir gently to ensure all leaves are saturated. Use a container with a lid to prevent absorption of fridge odors. Checkpoint: Avoid using hot water—cold water is essential for the cold brew process.
3. Step 3: Refrigerate and Steep: Cover the container and place it in the refrigerator. Steep for 12-24 hours, depending on how strong you like your tea. For black tea, 12-16 hours is usually ideal; longer steeping can increase bitterness. Checkpoint: Taste after 12 hours and adjust next time—remember, you can always add more steeping time but not subtract.
4. Step 4: Strain and Serve: After steeping, strain the tea through a fine-mesh sieve or cheesecloth to remove the leaves. Serve over ice. If you prefer a sweetened tea, add simple syrup or honey to taste, as cold brew doesn't dissolve sugar as easily. Checkpoint: Store the strained cold brew in the fridge for up to 3 days in an airtight container.

Product Facts: Best Black Teas for Cold Brew

• Ceylon Kenilworth Estate OP: A light to medium-bodied Ceylon black tea with a round balanced flavor. This black tea is earthy, crisp, and brisk. This classic orange pekoe tea is excellent both hot and iced. Its crisp and brisk character makes it one of the best black teas for cold brew, producing a refreshing iced tea that's never dull.
• Assam Halmari Estate TGFBOP: A classic full-bodied Assam black tea from India. A malty black tea that is smooth and hearty. A rounded mouth-feel and brisk finish makes this a satisfying and robust black tea. If you prefer a bolder cold brew, this Assam provides a hearty base that stands up well to milk and sweetener, making it perfect for iced chai-style drinks.
• Coconut Cream: Light coconut meets creamy vanilla with bold black tea. In this blend, you will find rich black tea enveloped between layers of sweet cream and coconut. This flavored black tea adds a naturally sweet, creamy dimension to cold brew, so you can enjoy a dessert-like iced tea without any added sugar.

Cold brewing black tea is a simple, rewarding way to enjoy a smooth and refreshing iced tea. With the right tea and a little patience, you can create a delicious beverage that's perfect for any occasion. Start with a classic like the Ceylon Kenilworth Estate OP, or experiment with bolder Assams and flavored blends to find your favorite. Ready to brew? Explore our selection of black teas to find the perfect one for your next cold brew adventure.