Cafelam Editors
How to Make Cold Brew Concentrate: Ratio, Steep Time and 19 Published Recipes Compared
A base recipe for cold brew concentrate built from 19 published recipes checked on November 10, 2026: about 180 g of coffee per liter of water, steeped about 15 hours and diluted 1:1. The page converts every recipe to grams per liter, shows where they disagree (95 to 250 g per liter among those that weigh the coffee, 8 to 24 hours), gives batch sizes, and reports what lab studies and the Canadian Food Inspection Agency found on caffeine and storage.
Cappuccino vs Latte: The Difference, Checked Against Standards and 12 Chains
What separates a cappuccino from a latte, checked rather than repeated. This guide quotes the Italian certification and the World Barista Championship rules, then compares the published figures of 12 chains read on November 9, 2026: the latte had more calories and protein at 11 of them, with a median gap of about 32 calories and 2.4 g, while Panera lists the two as identical. Three of the chains list caffeine for both drinks, and they disagree. Foam, cup size, ordering, a home method for each and where bac xiu fits are covered too.
How Much Caffeine Is in a Cup of Coffee? USDA Data and 8 Coffee Sellers Compared
USDA data put 8 fl oz of brewed coffee at about 95 mg of caffeine. This page converts USDA records to a per-cup basis, compares them with the figures eight coffee sellers in the US published as of November 9, 2026, lists the six checked sellers with no usable number, and reports what lab studies show on dose, bean species and roast, with the FDA and EFSA daily figures.
Vietnam Tourist Visa for US Citizens: Fees, Rules and a Dated Price Check
US citizens need a visa for Vietnam for every trip except a stay of up to 30 days on Phu Quoc alone, flying in directly. This guide covers the official e-visa at $25 or $50, where the Vietnamese and US governments disagree on processing time, passports and gates, the rules at the border, and a dated price check of 35 private sellers against the government fee.
Best Time to Visit Hanoi: Weather and Air Quality Month by Month
October is the best all-round month for Hanoi, with May the pick for cleaner air without summer's peak heat. This guide sets out the city's weather by month from Vietnam's building code, monthly PM2.5 computed from US monitor readings for 2022 to 2024 with the gaps marked, a verdict on each month, and the holidays and floods that can change a trip.
Bac Xiu (Vietnamese White Coffee): What It Is and How to Make It
Bac xiu (bạc xỉu) turns Vietnamese iced coffee around: condensed and fresh milk fill most of the glass, with a smaller pour of phin coffee on top. This guide explains the name and its Saigon origins, compares it side by side with cà phê sữa đá and black iced coffee, estimates the caffeine, and gives a recipe compiled from published versions.
Tet 2027 in Vietnam: Dates, Official Holiday Schedule and Travel Guide
Tet 2027 falls on Saturday, February 6, and Vietnam's Ministry of Home Affairs has confirmed seven days off for government staff, Thursday, February 4 to Wednesday, February 10. This guide gives the official schedule with its documents, the Tet dates to 2030, the railway and airline Tet announcements, and what closed in Hanoi last Tet, checked November 6, 2026.
Caffeine in Espresso vs Coffee: Per Ounce, Per Shot and Per Cup
Espresso is about five times as concentrated as brewed coffee, yet a 1 fl oz shot (about 63 mg) still carries less caffeine than an 8 fl oz cup (about 95 mg). Here are the USDA numbers per ounce and per serving, plus double shots, milk drinks, cold brew, decaf and the FDA daily guidance.
Hanoi Train Street Schedule: Train Times, Status and Rules
Vietnam Railways' official timetable still runs passenger trains along both stretches of Hanoi Train Street, timed at Hà Nội station from 05:40 to 22:40 on the Phùng Hưng side. This guide lists every train, explains when it reaches the cafés, and gives the dated record of bans, fines and the 2026 plan to cut trains, with status as of November 3, 2026.
Hanoi to Sapa: Train, Bus, Limousine Van or Private Car
Vietnam Railways' three night trains reach Lào Cai in 7 h 35 min to 7 h 50 min, while buses, limousine vans and private cars reach Sa Pa town in about 5 to 6.5 hours. This guide compares every option using the official timetable and each operator's own prices, checked November 2, 2026, and covers the last leg from Lào Cai and direct pick-ups at Nội Bài airport.
