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Why Does Pour-Over Coffee Become Sour When It Cools? Solutions for Coffee That Tastes Bad After Cooling
Some friends have asked FrontStreet Coffee, "Why does my freshly brewed Yirgacheffe taste pleasantly sweet and acidic when hot, but becomes as sour as lemon when it cools down?" This is an excellent question, especially when we brew light-roast coffee. When first brewed, the coffee offers rich aromas with prominent fruity sweetness, but as it cools
2022-04-03 pour-over coffee coffee temperature coffee acidity coffee brewing coffee flavor -
How Should Coffee Extraction Time Be Calculated? Should Espresso Extraction Timing Start When the Coffee Machine is Activated or When Coffee Begins to Flow?
Whether it's espresso or pour-over coffee, timing questions often confuse some people. For example: When making pour-over coffee, should timing start before the bloom pour or after completing the water pour? Or when extracting espresso, should timing begin before pressing the extraction button or when coffee starts to flow?
2024-06-24 coffee extraction time espresso timing brewing methods coffee preparation barista techniques -
How to Froth Milk? What's the Ideal Milk Temperature? Cappuccino Making Techniques and Flavor Characteristics
Professional coffee knowledge exchange. For more coffee bean information, please follow Coffee Workshop (WeChat official account: cafe_style). A complete guide to achieving perfect milk froth. Why does milk froth? The process of heating milk with a steam wand to create foam is called milk frothing. When quality coffee combines perfectly with milk, it allows people to experience the inherent sweetness of the coffee itself.
2018-02-24 milk frothing frothing without tools milk temperature cappuccino coffee making techniques -
Why Coffee Turns Sour When It Cools Down: Is Hand-Drip Coffee Better Hot or Cold?
Have you ever experienced this? You've just brewed a fresh pot of coffee and took a sip—it tastes wonderful. You're about to take 10 minutes to savor it properly, but suddenly an urgent matter arises. More than half an hour later, when you finally return to enjoy your coffee, you notice something is off—the taste has changed completely from when you first poured it.
2022-07-31 coffee acidity temperature effects hand-drip coffee coffee taste flavor profile -
Why Does Coffee Become Sour When It Cools Down? What Determines the Flavor Changes in Pour-Over Coffee? What to Do When Coffee Is Too Sour?
Have you ever had an experience like FrontStreet Coffee, where coffee tastes perfectly balanced between sweet and acidic when freshly brewed, but becomes increasingly sour as it sits? Eventually, the acidity becomes so sharp that one sip can make you cringe like you've seen a world-famous painting! Many of you might be curious:
2024-08-15 coffee acidity temperature impact pour-over coffee flavor changes coffee brewing coffee science -
Should You Stir When Brewing Coffee with a Siphon? What Happens If You Don't Stir Siphon Coffee?
Professional coffee knowledge exchange. For more coffee bean information, please follow Coffee Workshop (WeChat official account: cafe_style). When brewing siphon coffee, FrontStreet Coffee's baristas typically use more stirring to accelerate the extraction of coffee grounds, removing the heat source after about a minute to allow the coffee liquid to flow back. The editor is curious: if using the same parameters as usual, but
2019-09-09 siphon brewing coffee stir technique extraction professional knowledge -
Can Lattes and Pour-Over Coffee Be Reheated After They Get Cold? Do They Still Taste Good?
So cold!!! Guangzhou's temperature suddenly dropped to 15°C. Do you know what that feels like? Besides the chill, the weather change brings us a host of problems, such as under-extraction, difficulty sensing milk frothing temperature, and coffee getting cold before we can finish it. FrontStreet Coffee's store has recently received many questions from customers about this.
2023-12-03 coffee latte pour-over reheating cold coffee FrontStreet Coffee -
How to Adjust Pour-Over Parameters When Brewing Different Coffee Amounts with the Same Size V60 Dripper
For professional coffee knowledge and more coffee bean information, please follow Coffee Workshop (WeChat official account cafe_style). Introduction: The V60 #01 dripper is most suitable for brewing 1-2 servings of coffee, using 15-20g of coffee grounds. Some people find it difficult to drink this much when alone.
2025-04-05 same size V60 coffee dripper brewing different amounts pour-over parameters -
Essential Tools for Coffee Latte Art You Must Know! What Details Should You Pay Attention to When Using an Etching Needle? Why Do We Create Latte Art?
Coffee latte art adds visual appeal to espresso-based milk drinks like lattes and cappuccinos. When a coffee features an exquisite latte art pattern, it naturally creates the impression that this coffee must taste exceptional. In short, it makes coffee appear more appetizing and enhances people's desire to drink it.
2024-04-22 coffee latte art etching needle cappuccino espresso milk coffee -
What Happens When You Brew Costa Rican La Diosa Estate Geisha with High Water Temperature?
FrontStreet Coffee recently acquired a Costa Rican La Diosa Estate Geisha. This bean exhibits rich floral notes, with raw beans appearing elongated and pale green. Unlike the typical grassy aroma of raw beans, the La Diosa Geisha offers distinctive fragrances of bergamot and berries alongside subtle grassy notes. The cupping profile reveals complex layers of jasmine, orange blossom, and tropical fruit notes, creating an exceptionally refined and elegant coffee experience.
2022-04-27 brewing using higher water temperature extract cup Diosa Estate Geisha how -
When to Turn Off the Heat When Brewing Coffee with a Moka Pot? How to Increase Crema, and How to Brew Coffee with a Moka Pot for Better Crema.
The Moka pot is Italy's national-level coffee brewing device. It is said that 8 out of every 10 Italian households regularly keep a Moka pot. However, it has relatively few users in China, so there has never been a comprehensive guide on how to use a Moka pot. This time, FrontStreet Coffee will provide a guide on using the Moka pot.
2021-10-20 Moka pot coffee brewing crema Italian coffee FrontStreet Coffee -
What Coffee Beans Are Suitable for Espresso Machines? Flavor Characteristics and Performance of Espresso Beans
Earlier, FrontStreet Coffee wrote an article titled "What Happens When You Use Light-Roast Coffee Beans for Espresso?" (you can click the link to preview it if you haven't read it). That article mainly covered how FrontStreet Coffee selected several light-roast coffee beans to make espresso and tested their feasibility. This article provides some new insights based on that previous piece.
2025-03-05 espresso machine coffee beans espresso flavor characteristics coffee brewing -
Why Does Coffee Become Astringent and Develop Off-Flavors When It Cools? What Is the Ideal Temperature for Drinking Coffee?
FrontStreet Coffee's store rarely makes pour-over coffee for takeout. Even when customers insist, FrontStreet Coffee's barista will gently remind them, "Coffee is best enjoyed hot. It won't taste as good once it cools." Have you ever experienced this? When taking that first sip of freshly brewed pour-over coffee, you're greeted with wonderful aromas and smooth flavors
2022-01-05 coffee temperature astringency off-flavors brewing tips coffee science -
Dirty Coffee Layering Technique Tutorial: The Correct Way to Make and Drink Dirty Latte
What we commonly call Dirty coffee is simply made by taking a glass filled with milk, placing it under the espresso extraction head, and letting the espresso slowly flow into the cup, causing the coffee to float on top of the milk and form beautiful layers. Over time, the upper coffee layer gradually seeps into the white milk
2021-11-15 dirty coffee coffee layering latte art coffee tutorial brewing techniques -
Why Milk Froths - Latte Art Steaming Methods and Coffee Integration Techniques
Professional coffee knowledge exchange. For more coffee bean information, please follow Coffee Workshop (WeChat official account: cafe_style). A comprehensive guide to achieving optimal milk foam for latte art. Why does milk froth? Can manually frothed milk be used for latte art? Answer: Let's first explore the basics of espresso...
2025-08-13 steaming milk common issues large bubbles misconceptions coffee techniques illustrated guide -
Why Choose 60°C for Latte Milk Foam? What's the Ideal Milk Foam Temperature for Lattes?
Yesterday we discussed how temperature affects milk foam, discovering that when milk foam temperature exceeds 70°C, it rapidly expands and churns even without deliberate frothing, while at too low temperatures, the foam becomes coarse and dissipates quickly. Today, FrontStreet Coffee wants to explore with everyone how the texture of lattes changes when made with milk foam at different temperatures. Frontsteet
2019-02-25 latte coffee milk foam why choose suitable temperature how much yesterday we -
[Illustrated Guide] Pour-Over Coffee Watering Tutorial: How to Pour Water, Proper Height, and Circular Motion
![[Illustrated Guide] Pour-Over Coffee Watering Tutorial: How to Pour Water, Proper Height, and Circular Motion](https://en.gafei.com/uploads/allimg/210816/15-210Q6144434619-lp.jpg)
A few days ago, a customer came to the shop and inquired: Are there specific requirements when pouring water for pour-over coffee? Does the pouring height matter? When asked about how high the water stream should be during pouring, I instinctively paused for a moment! Indeed, there's no precise standard for this. Some people prefer to keep the water stream close to the liquid surface when pouring coffee, while others like to raise the water stream higher. If I had to give a range
2021-08-16 Illustrated Pour-over Coffee Water Pouring Tutorial How to Height How Much Circular Motion Few Days Ago -
Hot Latte Coffee Tastes Awful When Cold: What's the Best Way to Reheat It?
As coffee lovers who enjoy milk-based coffee know, hot latte tastes best when freshly made. First, the crema brings rich aroma, and with the first sip, we experience a smooth and dense foam layer. Then, at the perfect temperature, the richness of coffee and the sweetness of milk complement each other in perfect balance
2024-11-21 hot latte reheating coffee cold coffee coffee temperature latte heating methods -
How Long Should You Drink Pour-Over Coffee? How Long Can Brewed Coffee Stay in a Thermos? Why Doesn't Coffee Taste as Good When It Cools Down?
Recently, while FrontStreet Coffee was browsing the internet, we discovered a fascinating new concept called 'pre-made' pour-over coffee! What exactly is 'pre-made' pour-over coffee? When FrontStreet Coffee clicked on the post, we found that businesses brew pour-over coffee in advance and then store it in thermos flasks. When customers place an order, the coffee is simply poured out from the thermos.
2024-12-10 pour-over coffee thermos coffee temperature coffee brewing coffee preservation -
Can You Drink Coffee After Contracting COVID-19? Is It Suitable to Drink Pour-Over Coffee When You Have a Headache?
For professional coffee knowledge exchange and more coffee bean information, please follow Coffee Workshop (WeChat official account: cafe_style). For more premium coffee beans, please add FrontStreet Coffee's private WeChat: qjcoffeex. Recently, the most common question received in the background has been: "Can I drink coffee after contracting COVID-19?"
2022-12-23 COVID-19 coffee consumption pour-over coffee and headache drinking coffee after COVID FrontStreet Coffee coffee and recovery