Onyx Coffee Lab - Coffee Roasters • Café • Barista Training

How to Brew Ginseng Oolong Tea for a Smooth Cup

How to Brew Ginseng Oolong Tea for a Smooth Cup

By Onyx Coffee Lab - Coffee Roasters • Café • Barista Training | Published: 2026-10-21

Category: How-to Guides

Learn how to brew Ginseng Oolong tea for a smooth, sweet cup. Step-by-step guide with water temperature, steeping time, and tips for perfect results.

Quick Answer

For a smooth, sweet cup of Ginseng Oolong, use water at 195°F (90°C) and steep for 3 minutes. This temperature preserves the tea's delicate flavor and avoids bitterness.

Why Water Temperature Matters

Ginseng Oolong is a delicate tea. The leaves are hand-rolled over 20 times and mixed with ginseng powder. Using boiling water (212°F) can scorch the leaves and release tannins too quickly, making the tea bitter. A lower temperature extracts the sweet, smooth notes without the harshness.

The Role of Steeping Time

Steeping for the right amount of time is crucial. Too short, and you miss the rich sweetness. Too long, and the ginseng flavor can become overpowering. Three minutes is the sweet spot for a balanced cup.

Step-by-Step Brewing Guide

  1. Heat the Water: Heat fresh, filtered water to 195°F (90°C). If you don't have a temperature-controlled kettle, bring water to a boil and let it sit for 30 seconds to cool. Common mistake: using boiling water. This will make the tea bitter.
  2. Measure the Tea: Use 1 heaping teaspoon (about 3-4 grams) of Ginseng Oolong per 8 oz (240 ml) cup. The rolled leaves expand significantly, so don't overfill. Checkpoint: adjust the amount based on your taste preference—more leaves for stronger flavor, less for milder.
  3. Steep the Tea: Pour the hot water over the leaves and steep for exactly 3 minutes. Cover the cup to keep the heat in. Use a timer for consistency. Common mistake: steeping too long. Over-steeping releases bitterness and masks the ginseng sweetness.
  4. Strain and Serve: Pour the tea through a fine-mesh strainer into your cup to catch any loose leaves or ginseng powder. Enjoy the lingering sweetness. Empty

Product Details

  • Ginseng Oolong: This oolong tea was grown in Fujian, China, and the fresh leaves are harvested, then immediately hand-rolled into a ball shape. The leaves are fired and then rolled again, and this process is repeated over 20 times until the tea is fully processed. Lastly, it is mixed with ginseng powder and dried. The multiple rolling and firing steps create a dense, flavorful leaf that needs careful brewing to unlock its full sweetness without bitterness.
    Ginseng Oolong
    Ginseng Oolong

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