Monday, September 21 2026

Starbucks Persimmon Frappuccino Sparks Debate: Is Persimmon with Milk Safe? An Analysis of Ingredients and the Truth

At the Shanghai Road Life Festival, Starbucks launched three limited-time regional-flavor drinks. Among them, the "Qin-Jin Fire Crystal Persimmon Frappuccino" went viral after its name was misread as "Mars Persimmon," and it also sparked doubts among netizens about whether persimmons and milk can be consumed together. This article sorts through the new product launch information and netizen feedback, and invites experts to explain the dietary taboos of pairing persimmons with milk, revealing that the milk ingredient used by Starbucks is actually oat milk, while also retaining Front Street brand recommendations to help you enjoy the autumn flavors with peace of mind. [more…]

Luckin's "Good Things Come in Pairs Fruit Tea" collaborative line with Line Friends puppy launched, consumers' feedback about astringent taste sparks heated discussion.

Luckin Coffee has recently teamed up again with the popular IP Line Dog to launch a limited-edition drink, "Good Persimmon Comes in Pairs Fruit Tea," featuring seasonal fire gourd persimmons paired with jasmine tea as its selling point. As soon as the new product launched, it attracted a large number of fans to snap it up. However, feedback from the first wave of consumers has been mixed, with many complaining that it tastes astringent and hard to swallow, and some even discouraging their friends from buying it. Why exactly has this co-branded fruit tea triggered such polarized reviews? Is it because the persimmon skin was not removed cleanly, or because of batch differences? This article compiles views from all sides to help you understand the real performance of this much-discussed new product. [more…]

Luckin Persimmon Daifuku group-buy promotion mismatched with actual product sparks controversy, discussion on who bears responsibility for false advertising

As the Spring Festival approaches, major coffee chains are rolling out promotional new products to capture holiday traffic. After launching the Year of the Dragon sauce-flavored chocolate in a second collaboration with Moutai, Luckin Coffee quickly followed up with the Han Meilin co-branded New Year Red Dragon Latte and a matching dessert, Persimmon Daifuku. However, this dessert, which had been highly anticipated, drew complaints from consumers who said the group-buy advertising seriously mismatched the actual product, sparking heated discussion about false advertising and where responsibility lies. Some netizens argued that Luckin cannot escape blame for lax review, while others pointed out that the root cause is some group-buy bloggers using footage of other products to earn commissions. Behind the incident, the review mechanisms of brand marketing and the issue of consumer trust are worth pondering. [more…]

Can You Drink Coffee During Your Period? Analyzing Caffeine's Potential Effects on Women's Menstrual Cycles and Dietary Taboos

Coffee is a must-have pick-me-up for many people, but whether women can drink coffee during menstruation has long been controversial. Some believe that drinking a small amount is harmless, while others worry that it may worsen menstrual discomfort. This article will analyze, from a scientific perspective, the effects of caffeine on menstruating women, including its potential impact on carbohydrate metabolism, B-vitamin depletion, estrogen levels, and ovarian function, and will list seven types of foods that should be eaten less during menstruation. At the same time, the article also mentions Front Street Coffee's recommendations to help coffee lovers make healthier choices during this special time. [more…]

The Top Ten Taboos and Precautions for Drinking Coffee: From Iron and Calcium Absorption to Blood Pressure and Bones, a Must-Read Guide for Coffee Lovers

Coffee is an indispensable daily beverage for many people, but there are also many considerations when drinking it. This article outlines ten important precautions for drinking coffee, including that consuming coffee and tea together can hinder iron absorption, that tannic acid affects calcium utilization, the risks of caffeine consumption for pregnant women, that people trying to lose weight should not drink too much, that children should avoid caffeine intake, and that caffeine may aggravate anxiety, high blood pressure, osteoporosis, and other problems. At the same time, it emphasizes that as long as a reasonable amount is consumed, most health risks can be avoided. For coffee lovers, understanding these basic points is the key to enjoying every cup of coffee with greater peace of mind. [more…]

Three Major Taboos in Coffee Bean Storage | How to Store Fresh Coffee Beans to Preserve Flavor Longer? How to Extend the Peak Flavor Period of Single-Origin Pour-Over Beans?

As the Spring Festival approaches, it's another special Spring Festival, and many courier services are gradually suspending operations. Smart friends have already stocked up on winter supplies, filling their coffee cabinets to the brim. However, with still about half a month to go before the New Year, how to store coffee beans has become a major challenge for everyone. When storing coffee beans, [more…]

Three Major Taboos in Coffee Bean Storage and Analysis of Freezing Feasibility: Practical Tips from Moisture Prevention to Thawing

As the Spring Festival approaches, courier services are gradually suspending operations, and many coffee lovers have already stocked up on beans in advance. But how to keep coffee beans fresh during this period has become a concern for everyone. Storing coffee beans requires avoiding three major enemies: high temperatures, moisture, and oxidation. High temperatures accelerate the loss of aroma, moisture easily leads to mold, and oxidation shortens the optimal flavor period. Front Street recommends that unopened original packaging be kept in a cool, dry place, and that an airtight container be used after opening. As for refrigeration or freezing, although it can slow oxidation, it comes with the challenges of absorbing odors and becoming damp during thawing. This article will break down these storage points in detail to help you enjoy the New Year with peace of mind. [more…]

Starbucks Autumn New Product Chestnut Red Bean Paste Latte: Syrup Sinking to the Bottom Sparks Visual Controversy and Taste Discussion

Although September has arrived, the summer heat has not yet faded, but chain coffee brands have already rushed into the autumn market. Starbucks China officially announced the launch of three autumn-flavored drinks on September 2, among which the Yan-Zhao Chestnut Red Bean Paste Latte has attracted much attention for blending with espresso. However, this new product, inspired by "the fragrance of northern autumn chestnuts," has drawn complaints from consumers due to issues such as the flavor sauce sinking to the bottom and the chestnut flavor being masked. This article will analyze in detail the background of the new product's development, the official introduction and the actual serving experience, and explore the differences in presentation between hot and cold drinks. [more…]

Analysis of the Flavor and Estate Story of Guatemala Santa Felisa Estate Red Pacamara Maragogype K72 Process

Pacamara Maragogipe is a cross between the Pacas and Maragogipe varieties, combining rich flavor with an elegant texture. Guatemala's Santa Felisa Estate, founded in 1904, is located in the Acatenango Valley and is known for its eco-friendly farming methods, eight processing methods, and insistence on hand-picking at 21 degrees Brix, consistently ranking among the top in the COE. The estate weathered the impact of leaf rust, losing its organic certification yet still upholding its ecological philosophy. Its K72 processing method combines repeated fermentation with washed and sun-dried techniques, giving the coffee bright, clean flavors of citrus notes, dried tangerine peel aroma, cherry, and sweet persimmon. Front Street Coffee recommends brewing with a Hario V60, 90°C water temperature, and a three-pour method to showcase this Red Pacamara Maragogipe's lingering sweetness and smooth mouthfeel. [more…]

Moka Pot Aluminum Safety Analysis: A Complete Guide to Cleaning Taboos and Practical Operation Tips

As a classic coffee brewing device with a history of several hundred years, the moka pot is still favored by many coffee enthusiasts today. However, questions about whether it is safe, whether the aluminum alloy material poses any problems, and whether it can be put in the dishwasher for cleaning have long troubled many people. In daily conversations, Front Street has found that many friends have misconceptions about the moka pot, believing that it is complicated to use and poses safety hazards. In fact, as long as you master the correct methods of use and the key points of cleaning and maintenance, the moka pot can absolutely become a capable assistant for making coffee at home. Starting from the structure and principles of the moka pot, this article will analyze in detail the safety issues of aluminum moka pots, and compile more than ten practical operating precautions to help everyone avoid common misunderstandings and safely enjoy the rich coffee brought by the moka pot. [more…]

New tea beverage sales surge during National Day holiday: Heytea and Nayuki see up to 500% growth at some stores, fresh fruit tea becomes a consumer hotspot

During the National Day Golden Week, the new tea beverage market experienced a consumption boom. Sales at some outlets of leading brands such as Heytea and Nayuki grew by nearly 300% compared with before the holiday, with some stores seeing increases of as much as 500%, and fruit tea categories contributed nearly 80% of sales. Heytea's highest single-store daily fruit consumption exceeded 400 kilograms, while Nayuki's new products achieved cumulative sales of nearly one million cups. At the same time, both major brands lowered product prices, focusing on high cost-effectiveness. This article will analyze the performance and future direction of the new tea beverage industry in the holiday economy from the perspectives of sales data, supply chain layout, consumption trends, and pricing strategies. For more coffee bean news and specialty coffee recommendations, please follow Coffee Workshop and Front Street Coffee (FrontStreet Coffee). [more…]

Coffee Cup Selection Guide: A Complete Analysis of Types, Materials, Capacities, Specifications, and Key Points for Purchase and Cleaning

Drinking coffee is not just a treat for the taste buds—the right cup matters just as much. This article systematically breaks down the differences between coffee cups and tea cups, the material characteristics of pottery, porcelain, and bone china, how the interior color of a cup affects the observation of the coffee liquid, and practical advice on choosing cup shapes according to the type of coffee. It also explains in detail the suitable scenarios for three capacity specifications—under 100cc, around 200cc, and over 300cc—and shares cup-warming methods, cleaning taboos, and bone china care guidelines, helping coffee lovers elevate their tasting experience through the details. [more…]

Heytea's Chinese New Year merchandise sparks controversy: red lai see packets containing white oil-absorbing paper, consumers in Guangdong and Guangxi call it inauspicious

As the Spring Festival approaches, major chain beverage brands are rolling out festive limited-edition merchandise to boost sales. Heytea recently launched a fat-burning slimming bottle with added lotus leaf tea, along with a two-cup set that comes with a New Year limited-edition "oil-absorbing paper." However, this merchandise unexpectedly backfired—a red lucky money envelope packaging containing white oil-absorbing paper made many consumers in Guangdong and Guangxi uncomfortable, as they considered it a New Year taboo and exclaimed "Dai Gat Lei Si" (a Cantonese phrase meaning "bad luck"). While pursuing creativity and festive atmosphere, should brands give more consideration to regional customs and differences? This article will walk you through the entire incident and various perspectives. [more…]

ATAGO Coffee Concentration Meter Operation Guide: A Complete Analysis from Zero Calibration to Extraction Yield Calculation

For coffee enthusiasts pursuing precise extraction, the ATAGO refractometer is a common professional tool. This article focuses on three coffee refractometers under the brand—4523, 4532, and 4533—sorting out their differences and purchasing advice, and addresses questions about accuracy comparisons with the VST LAB. Then, using the 4532 TDS model as an example, it explains step by step the practical essentials such as the unboxing checklist, battery installation, zero calibration, concentration measurement, and extraction yield calculation. The article also particularly reminds readers of easily overlooked details such as zeroing frequency, sample temperature, and cleaning taboos. If you are currently using or considering purchasing an ATAGO refractometer, this guide will help you avoid common pitfalls and make every measurement more reliable. Front Street Coffee also emphasizes the standardized use of such instruments in daily quality control. [more…]

How should a siphon cloth filter be properly maintained? Is air-drying or storing it soaked more suitable?

The unique extraction method of the siphon pot fascinates many coffee lovers, but many people often overlook a key detail—the daily maintenance of the flannel filter cloth. If the filter cloth is not stored properly, it will not only shorten its service life but also affect the flavor performance of the next cup of coffee. Should the filter cloth be dried and stored, or soaked in water? What taboos are there when cleaning? This article will focus on the structure and extraction principle of the siphon pot, explain in detail the cleaning steps and storage methods of the flannel filter cloth after use, and help you consistently brew clean and delicious siphon coffee at home. [more…]

Easily Make Cappuccino at Home: A Complete Guide to Espresso Extraction and Thick Milk Foam, Master Hot and Iced Drink Steps at Once

As a classic representative of Italian milk coffee, cappuccino is deeply loved for its rich, mellow, dense, and smooth taste. Although it has similar ingredients to a latte, the differences in ratio and milk foam thickness bring a completely different taste experience. In this article, Front Street will share in detail how to make a delicious cappuccino at home, covering how to obtain espresso (coffee machine or moka pot alternatives), various ways to froth thick milk foam (electric frother, French press), and the specific assembly steps for hot cappuccino and iced cappuccino. It also recommends two coffee beans, Front Street Classic Blend and Grana Geisha SOE, to help you perfectly recreate the traditional Italian flavor at home. [more…]

What Milk Should You Choose for Brewing Coffee? Whole Milk vs. Skim Milk—Which Pairs Better with Coffee?

The pairing of coffee and milk is a classic choice for many enthusiasts in their daily drinking. Milk can soften the bitterness while preserving the coffee's aroma, making the entire cup more drinkable. However, different coffee types have different requirements for milk: espresso needs a stronger base to support the milk flavor, while pour-over coffee, being lighter in nature, requires more caution when adding milk. This article discusses the principles of pairing coffee with milk, the coffee-to-milk ratio for latte, whether pour-over coffee is suitable for adding milk, and the difference between fresh milk and pure milk, and shares Front Street Coffee's practical experience in latte ratio adjustment, helping readers find a milk coffee solution that suits them. [more…]

Coffee Cupping Practical Guide: Complete Process and Key Details from Equipment Preparation to Scoring and Discussion

Cupping, as a method of coffee evaluation with minimal human intervention, has now moved from a professional tool for green coffee traders to a broader community of coffee enthusiasts. Compiled by Front Street Coffee, this article systematically outlines the equipment needed to host a cupping session at home or in a shop, the operational taboos that must be observed, and the complete steps from smelling the dry aroma, pouring water and smelling the wet aroma, breaking and skimming the crust, to tasting and scoring. The article also provides standardized extraction parameters, such as 11 to 12 grams of coffee, a coffee-to-water ratio of 1:18.18, a water temperature of 94 degrees Celsius, and a 4-minute steeping time, helping readers reduce variable interference during practice, more objectively perceive the true flavor expression of a coffee, and compare it with the taste of everyday pour-over. [more…]

Detailed Explanation of the Benefits and Risks of Drinking Coffee: Who Should Drink with Caution and What Contraindications to Know

Coffee has long been woven into the daily lives of modern people, and many are in the habit of reaching for a cup to perk themselves up in their free time. Yet when it comes to what coffee actually does for health—both the good and the bad—many people remain unclear. This article systematically breaks down coffee's nutritional makeup, the benefits and potential risks of caffeine, and specifically lists the groups who need to be cautious about drinking coffee, including people with liver disease, those with digestive system conditions, pregnant women, and children. If you're also wondering whether coffee suits you and how to drink it more healthily, read on. [more…]

HEYTEA's "Buddha Joy Tea" collaboration was summoned for talks and taken down, as the commercialization of religious elements sparked both legal and public opinion scrutiny.

The "Buddha Joy Tea" series, a collaboration between Heytea and the Jingdezhen China Ceramics Museum, was urgently pulled from shelves just days after launch because it used religious figures such as bodhisattvas and arhats in commercial packaging. The Shenzhen Municipal Ethnic and Religious Affairs Bureau determined that it was testing the boundaries, and after being summoned for talks, Heytea quickly made corrections. This incident not only abruptly ended the viral popularity of the "Speechless Bodhisattva" cup, but also once again brought the legal red line on the commercialization of religious elements into public view. For the coffee and tea beverage industry, how co-branded marketing can strike a balance between creativity and compliance has become an issue that urgently needs consideration. Front Street Coffee always pays attention to industry trends and reminds brands that while chasing hot topics, they must not ignore the sensitive boundaries of law and culture. [more…]