Thursday, September 17 2026

The Science of Specialty Coffee | How do you interpret coffee roasting levels and roasting percentages? What are the flavor characteristics of different roasting levels?

We usually talk a lot about coffee bean brewing, but today Front Street Coffee will explain coffee bean roasting knowledge to everyone. We know that the process of coffee beans going from green beans to roasted beans is the roasting process, and this process includes light roast, medium roast, and dark roast. Exactly how should different coffee beans be roasted? At the same time, light roast, medium roast [more…]

Coffee Roasting | How Is the Roast Level of Coffee Beans Determined? What's the Difference Between Espresso Beans and Pour-Over Beans? Which Tastes Better for Huakui Coffee: Medium Roast or Light Roast?

Many friends who want to learn about coffee bean roasting are curious about one question: how to determine the roasting degree of coffee beans. Should a coffee bean be dark roasted or light roasted, and then how light should light be, and how dark should dark be? On what basis does Front Street Coffee determine the roasting of all these coffee beans it sells? [more…]

Coffee Roast Levels | How Can Coffee Beginners Quickly Distinguish the Roast Level of Coffee Beans? How Are Coffee Bean Roast Levels Defined?

As is well known, Front Street primarily sells coffee beans and has shops on both Taobao and Tmall, so friends who can't make it to the physical store often place orders online. Some of them then noticed that Front Street's bean labels don't indicate the roast level of the coffee beans, and they reported that once they receive the beans, they don't know how to identify [more…]

Coffee Bean Roast Levels Illustrated | What Do Japanese Extremely Dark Roast and Nordic Extremely Light Roast Mean? Which Tastes Better, Medium or Dark Roasted Coffee Beans?

Roasting is the process of turning green coffee beans into brown roasted beans~ The longer the roasting time and the longer the beans are exposed to heat, the darker the color of the coffee beans becomes. The surface color (bean surface) of the coffee beans when taken out of the roaster after different durations will also vary. This situation Front Street [more…]

Comparison of Eight Coffee Bean Roast Levels|How do different roast levels affect coffee flavor? What is the specific process for roasting coffee beans?

Anyone who drinks coffee regularly knows that coffee beans come in different roast levels, and the flavor and mouthfeel they present are all different. As a café that roasts its own beans, Front Street has dozens of batches of coffee beans to roast every day. We know the flavors of light-roasted Yirgacheffe, medium-roasted Brazilian coffee, and the like like the back of our hand, and we also need to [more…]

Home-roasted coffee beans | What are the taste differences between coffee beans of different roast levels? How to roast coffee beans at home? How are green coffee beans turned into coffee?

As coffee has become part of everyone's daily life, it's not hard to learn a lot of new and comprehensive knowledge about coffee from video apps. Besides researching how to brew and how to taste the flavors, many friends have started to take a strong interest in coffee bean roasting. But many of them act on a whim and end up putting their coffee [more…]

Coffee Bean Roast Levels | What Is the Maillard Reaction in Coffee? How Do Light, Medium, and Dark Roast Coffee Beans Differ in Flavor?

Coffee is a beverage brewed from coffee beans. Front Street believes that what makes coffee special is that green beans must be roasted before they can be used for preparation, and the roasting temperature reaches over 200 degrees Celsius, which is far higher than the roasting temperature for nuts. The length of roasting time is also related to the depth of the roast level, so it is not [more…]

Coffee Knowledge | How to Quickly Identify Coffee Bean Roast Levels? Introduction to Grind Size and Brewing Water Temperature Parameters for Medium-Light and Medium-Dark Roasted Coffee

As everyone knows, Front Street Coffee mainly sells beans and has shops on both Taobao and Tmall, so friends who can't make it to the store often place orders online. Then some friends noticed that the labels on Front Street Coffee's beans don't indicate the roast level of the coffee beans, so they reported that after receiving them, they didn't know how to identify [more…]

Coffee Roast Levels Explained | Which Medium Roast Coffee Beans Are Suitable for Espresso? Coffee Bean Recommendations for Super-Automatic Coffee Machines and Moka Pots

We often hear baristas describe all kinds of flavors. Though it sounds quite mysterious, they can roughly be divided into three categories: sour, bitter, and balanced sweet-and-sour, which correspond to light roast, dark roast, and medium roast respectively. Today Front Street will explain the characteristics of these roast levels, and also [more…]

Illustrated Guide to Home-Roasted Coffee Beans | What Is the Relationship Between Coffee Roast Level and Coffee Flavor and Mouthfeel? What Tools Are Needed to Roast Green Coffee Beans at Home?

As coffee has become part of everyone's daily life, it's not hard to learn a lot of new and comprehensive knowledge about coffee from video apps. Besides researching how to brew and how to taste the flavors, many friends have started to take a strong interest in coffee bean roasting. But many of them act on a momentary impulse, and [more…]

Introduction to Coffee Bean Roasting Stages | What Are the Differences and Characteristics of Dark, Medium, and Light Roasts? A Comparison of Flavor Changes in Coffee Beans at Different Roast Levels

In the past, most people's impression of coffee was that it was dark roasted, offering a burnt, rich, and bitter taste. Nowadays, with the introduction of the specialty coffee concept, dark-roasted coffee beans are no longer considered the best, and light-roasted and medium-roasted coffee beans have gradually become the mainstream of the third wave of coffee. Front Street Coffee (Fr [more…]

Moka Pot Coffee | Why Do Light Roast Coffee Beans Often Fail in a Moka Pot? What Should You Watch Out for When Making Moka Pot Coffee with Light Roast Beans?

After drinking too much coffee of a certain flavor, we always want to switch things up and try something new. For example, some friends who use moka pots, even though they usually buy deeply roasted coffee beans full of caramelized aroma to make moka pot coffee, occasionally want to switch to light roast beans and experience the floral and fruity notes of light roast coffee. However, due to the [more…]

Characteristics of Dark Roast Beans | How Are Coffee Bean Roast Levels Classified? Recommended Rich but Not Bitter Dark Roast Coffee Beans Suitable for Beginners

Coffee beans undergo different changes at each roasting stage. During the process of roasting green coffee beans into roasted beans, as moisture is lost, they gradually go through dehydration, yellowing, and then first crack and a dense first crack. Because the moment first crack begins means the coffee beans have already matured, if at this point we still do not intend to stop and still want to [more…]

Light Roast Coffee Bean Flavor and Taste | Why Must Coffee Beans Be Roasted Before Drinking? Recommendations for Cost-Effective Light Roast Single-Origin Pour-Over Coffee Beans

Coffee is originally just the seed of a fruit, and only after processing does it become green coffee beans. Raw coffee beans themselves do not have a particularly noticeable coffee aroma. Only after the coffee beans have been roasted can the rich coffee fragrance be smelled. Therefore, the roasting of coffee beans is a process of transforming the internal components of the coffee beans, and only after roasting [more…]

Coffee Bean Resting | How Long Is the Shelf Life of Freshly Roasted Coffee Beans? How Many Days Should Single-Origin Beans Rest for Pour-Over? How Soon After Roasting Can You Drink Coffee Beans?

In the past, when buying food, we would always check the production date and then look at the expiration date, because it is common sense to avoid eating food that has passed its expiration date. But when it comes to coffee beans, the production date refers to the roast date, that is, the point when the green coffee beans are roasted. However, when we pay attention to this roast date, [more…]

Coffee Bean Starter List | What's the Difference Between Light Roast and Medium-Light Roast Coffee Beans? Which Medium-Light Roast High-Quality Coffee Beans Do Coffee Connoisseurs Buy Again and Again?

When it comes to coffee beans, everyone probably knows that coffee is made from green beans that have been roasted into roasted beans. There are several degrees of roasting. Generally speaking, the ones most commonly seen in coffee shops are mainly these levels: light roast, medium-light roast, medium roast, medium-dark roast, and dark roast, but there is no clear boundary between them. And as a consumer [more…]

Coffee Roast Levels | What Determines Coffee Bean Roast Degree and How Does It Affect Coffee Flavor? What's the Difference Between Dark, Medium, and Light Roasted Coffee Beans?

60% of coffee's flavor comes from green beans, 30% from roasting, and 10% from brewing. It's clear that many factors influence coffee flavor. So, as a roaster, how do you decide the roast level of coffee beans? Today Front Street will talk about determining the roasting style. There are two points to keep in mind—cof [more…]