What separates barista level pour-over from beginner brewing?

Pour-over quality depends more on thinking than on hand strength. Water control and circling are basic skills, but the outcome is set by the relationships among grind size, coffee-to-water ratio, water temperature, and time. Knowing a bean's producing region and roast level matters just as much as a steady pour.

Four directions move a brewer forward: solid pouring practice, building parameter logic, classifying bean characteristics, and recording each brew for review. About 30 minutes of daily pouring practice builds muscle memory, but knowledge left untested stays on paper. Recording parameters turns each cup into feedback.

Many coffee lovers come to Front Street Coffee, and besides being amazed by the rich bean list, they are also full of curiosity about the barista's brewing technique. Is pour-over ultimately about hand strength or brainpower? The answer is actually the latter. Controlling the water and circling is only the basic beginner skill. What truly determines whether a cup of coffee is good or bad is the understanding of the relationships among parameters such as grind size, coffee-to-water ratio, water temperature, and time, as well as knowledge of the coffee bean's producing region characteristics and roast level. Starting from Front Street Coffee's brewing practice, this article sorts out four directions for improvement: solid pouring training, building parameter logic, classifying bean characteristics, and recording and reviewing each brew, helping pour-over beginners find a clear path for advancement.

Quite a few coffee lovers make a special trip to Front Street Coffee, admiring the rich variety of coffee beans here on the one hand, and expressing admiration for the barista's brewing skills on the other. A considerable number of them hope to exchange pour-over insights with the barista. Taking this opportunity, Front Street Coffee also wants to share some views on how to improve brewing skills.

Before expanding on this, Front Street Coffee would like to first raise a question: do you think brewing coffee is more of a hands-on technical skill, or closer to a mental task?

If you think it mainly relies on hand strength, that means there is still a lot of room for improvement that needs practice. Front Street Coffee admits that water control, circling, and pouring are indeed important in pour-over, and they are truly not easy to master at the beginner stage, but they are only the most basic foundational skills of pour-over coffee.

When pouring, if your hand is unsteady, the stream is crooked, and the circling is irregular, the root cause is simply insufficient practice. There are two keys to learning water control well: first, mastering the correct posture and movement essentials; second, persisting in practice over the long term so that the muscles develop memory. If the method is right but you do not actually put it into practice, knowledge will always remain only on paper. If you can spend 30 minutes practicing every day, you can basically master pour-over water control skills in about half a month.

However, being able to pour water only means you can operate the act of brewing coffee. There is still one step left before truly learning pour-over—understanding parameters.

How to Understand Coffee Brewing Parameters

Grind size, coffee-to-water ratio, water temperature, and time are the four parameters you cannot avoid when learning pour-over. We need to figure out how they influence one another, and how changing any one of them will shift the coffee's flavor in which direction, and be able to apply this flexibly.

For example, both grind size and water temperature can steer the taste of coffee. Making the grind finer or raising the water temperature will both increase the extraction rate, pushing the coffee toward bitterness; making the grind coarser or lowering the water temperature will decrease the extraction rate, pushing the coffee toward acidity. But grind size has one more layer of influence than water temperature—it also affects the variable of time.

The finer the grind, the longer the extraction time required; the coarser the grind, the shorter the extraction time. So every time you adjust a parameter, you must clearly know what other changes will be triggered by changing that parameter.

In pour-over coffee, each parameter has a relatively reasonable range. For example, for grind size, the No. 20 sieve pass-through rate is between 70% and 80%; water temperature is controlled at 86 to 93 degrees; the coffee-to-water ratio is within the range of 1:13 to 1:18. Taking 15 grams of coffee as an example, the time usually falls between 1 minute 40 seconds and 2 minutes 20 seconds. This is not to say that parameters absolutely cannot go beyond these ranges, but rather these are reference values summarized by Front Street Coffee through extensive brewing practice, which everyone can use as a basis when adjusting.

Recognizing the Characteristics of Coffee Beans

Front Street Coffee has more than 50 kinds of coffee beans. If each bean required its own separate brewing recipe, that would mean memorizing more than 50 brewing methods, which would be too heavy a mental burden. Therefore, if you want to handle many kinds of coffee beans with ease, you must first recognize the characteristics of the beans and then organize and classify them.

For example, dividing by producing region, coffees from the same region often share similar flavor tendencies. Ethiopian beans, whether Front Street Coffee Yirgacheffe or Front Street Coffee Huakui, usually carry aromas such as citrus and berries; Costa Rican beans, whether Front Street Coffee Tarrazu or Front Street Coffee Mozart, all give off a sweet orange-like fragrance. So for these coffees with common regional flavor traits, the same set of brewing parameters can absolutely be used.

Second, look at the roast level. The parameters used for medium-light roast and medium-dark roast differ noticeably. Medium-light roasted beans center on acidity, so when brewing, the grind can be somewhat finer (No. 20 sieve pass-through rate 75% to 80%), and the water temperature higher (90 to 93 degrees). Medium-dark roasted beans are mainly bitter in tone, so the grind should be somewhat coarser (No. 20 sieve pass-through rate 70% to 75%), and the water temperature correspondingly lower (86 to 89 degrees).

When you get a bean you are unfamiliar with and do not know where to start, you can also look through past articles from Front Street Coffee to find ideas.

Record Every Brewing Parameter

The process of finding the right direction is often not smooth sailing. Therefore, every brew should have its parameters recorded, then you should judge whether these values are reasonable, and then through tasting discover which parameters need adjustment.

Take Front Street Coffee's Gutingding coffee as an example. The parameters Front Street Coffee initially used were: 15 grams of coffee powder, a grind size with an 80% sieve pass-through rate, a 1:15 coffee-to-water ratio, 91 degrees water temperature, and three-stage pouring—the first stage pouring 30 milliliters for a 30-second bloom, the second stage 100 milliliters, and the third stage 95 milliliters, with the recorded total brewing time being 2 minutes 30 seconds.

After tasting, the flavor presented ginger flower, berries, and cream, with nutty and cocoa notes in the finish (leaning bitter). Front Street Coffee felt this performance was not pleasant. After analysis, this bitterness was very likely produced because the grind was too fine, causing the coffee to steep for too long. So on the second brew, Front Street Coffee adjusted the grind coarser to a 75% sieve pass-through rate, keeping the other parameters unchanged, and the final brewing time was shortened to 1 minute 55 seconds. Tasting again, the flavor became ginger flower, citrus, berries, and oolong tea.

In the process of adjusting parameters, be sure to keep one principle firmly in mind: change only one variable each time. Only in this way can we accurately judge what impact the change in that parameter actually brings to the coffee's flavor, and it also makes recording and analysis easier.

Brewing coffee is a subject highly dependent on accumulated knowledge and understanding. Using the right amount of coffee powder, the right grind size, the right water temperature, the right ratio, and completing the brew within the right time is what allows you to make a delicious cup of coffee. And what we need to study is precisely how to find these right parameters.

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