What Is Mellow in Coffee and How Does Body Work?

Body is the tactile side of coffee, separate from flavor or coffee aroma. A cup with good body feels smooth, full and rich on the tongue; a rough, watery or dry astringency signals poor body. Oils and fibers decide the outcome: the finer and richer they are, the fuller the mouthfeel.

That is why Italians favor espresso and Japanese brewers use flannel filters, both methods that retain more oils. When choosing beans, look at flavor type and concentration rather than roast alone. Kono-style pour-over, poured slowly and steadily, helps keep more oils in the cup and balances what is mellow in coffee against acidity.

When tasting a cup of coffee, besides focusing on flavor expression, mouthfeel is also a dimension that cannot be ignored. Flavor corresponds to taste and smell, while mouthfeel relates to tactile experience—this is what the coffee world often calls Body. When coffee enters the mouth smoothly, fully, and richly, it indicates excellent Body performance; if it feels rough, thin, or dry, the Body is poor. The fineness of oils and fibers is the key to determining whether the Body is good or bad. This article will start from the concept of Body, recommend two representative coffee beans with a rich style, and detailedly break down the operational key points and underlying principles of Kono-style pour-over in enhancing richness, helping coffee enthusiasts better balance flavor and mouthfeel in their pour-over practice.

To judge whether a cup of coffee is satisfying, Front Street Coffee believes that besides looking at flavor expression, mouthfeel is equally worth attention. Flavor mainly acts on our sense of taste and smell, while mouthfeel is a tactile-level sensation.

This texture is actually what is meant by the coffee's Body. Judging whether a cup of coffee's Body is good basically comes down to whether the touch sensation when drinking the coffee is comfortable. For example, we like a smooth mouthfeel, a full mouthfeel, and a rich mouthfeel, so when these sensations appear while drinking coffee, it can be considered that this cup of coffee has a very good Body. If when drinking the coffee you feel a sandy, rough mouthfeel, a watery feel (thin mouthfeel), or a dry astringency, then this cup of coffee's Body is not so good.

What makes us feel that the coffee has a relatively good Body is mainly thanks to oils and fibers. In other words, the finer and richer the coffee's oils and fibers are, the better the Body of the whole cup of coffee will be. This is also why Italians like their espresso and Japanese people like to brew coffee with flannel. Essentially, this is to retain more oils to improve the coffee's Body, making it taste richer.

So what are the rich coffee beans with good body? Because the body sensation is inseparable from flavor type and flavor concentration, we can look for this type of coffee bean from two aspects: acidic and bitter. Representative rich coffee recommendation: Front Street Coffee Kenya Little Tomato , which naturally carries the complex aroma of cherry tomatoes, smoked plums, snow pears, and caramel, with full fruity acidity, thus a rounded body and excellent richness;

Representative rich coffee recommendation: Front Street Coffee Queen's Estate , whose flavors of roasted nuts, cocoa, baked bread, and caramel give it a rich coffee aroma on the nose, a thick body in the mouth, a deep and mellow mouthfeel, and a clear sweet aftertaste.

So in terms of pour-over, how should we brew out the coffee's Body? We may as well take a look at how Kono-style pour-over does it.

Kono-style is a relatively famous brewing method in Japan, and coffee brewed with this method has a very rich mouthfeel.

-Use dark-roasted coffee beans. Dark-roasted coffee has relatively rich oils, so it is also easier to extract more oils.

-Use a Kono dripper. Different drippers produce different flavor and mouthfeel expressions in coffee. For example, immersion-type drippers such as the Kono dripper and trapezoid drippers can better brew a rich mouthfeel. Scouring-type drippers such as the V60 dripper and star-shaped drippers can better brew flavor.

-In the first stage, pour water in the form of drips until the coffee bed is completely wet. In fact, this can be seen as a blooming process, for example, slowly pouring water for a relatively long time so that the gas inside the coffee grounds is fully released. In this way, it will not affect the subsequent extraction of substances (including oils and fibers that are beneficial to mouthfeel).

-The second stage is the main extraction stage, using a large stream of water in segments. Because the dripping in the first stage has already expelled all the gas from the coffee, pouring water in this stage will not be disturbed, making it easier to dissolve coffee substances. Pouring water in multiple segments can also increase the coffee's layering.

-The entire pouring process is relatively gentle and slow, because this method takes a relatively long time, about 3-4 minutes. To counter the risk of over-extraction, the grind will be relatively coarse, the powder-to-water ratio will be reduced (1:12), and the water temperature will also be lowered.

Here, Front Street Coffee introduces the Kono-style brewing method not to say that it is the optimal solution for brewing out coffee's Body. In fact, this method is only suitable for dark-roasted coffee beans. Therefore, what matters is the principle behind this approach.

-In the choice of equipment, besides choosing immersion-type drippers, filtering tools with relatively large gaps such as flannel and metal mesh can allow more oils to blend into the coffee liquid, improving the coffee's Body.

-In the pouring method, segmented pouring can better express the coffee's Body sensation compared with a single pour.

-In the pouring technique, using a gentle pouring method makes it easier to brew a smooth mouthfeel. When the agitation is too strong, causing the coffee bed to tumble and dissolve excessive polyphenolic substances, the coffee's mouthfeel will become rough and astringent.

Finally, the flavor and mouthfeel of a cup of coffee are equally important, so the above improvement methods are constraints on technique based on parameters that can brew a cup of coffee with good flavor, that is, making the coffee's Body better without affecting the flavor.

If you use the method of changing the brewing method, besides affecting the coffee's mouthfeel, it will also affect the coffee's flavor, and the factors that need to be balanced will increase.

The above content is compiled by CoffeeHunters, a coffee news website.