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Tagged: ctc

Article · Brewing

The Second Cup Was Decided at the Rollers

Whether a second steep of Assam is worth the wait was settled before the kettle ever boiled. The chemistry of what crush, tear, curl leaves behind, what whole leaf holds in reserve, and why one cup differs in kind, not just in strength.

Jul 8, 2026
Article · Grades & Processing

The Garden's Mark: How to Read the Auction Room to Find Good Assam

A grade tells you the leaf size, not the cup. The garden's mark does: read year after year at the Guwahati auction by buyers who taste before they bid, it is the trade's running verdict on how one estate's tea actually drinks, and it is the best shopping tool a drinker has for seeking out Assam worth buying.

Jun 27, 2026
Article · Grades & Processing

CTC vs Orthodox: Two Ways to Make Assam

Assam is processed two ways. CTC (crush, tear, curl) makes the brisk, strong granules behind most tea bags and builders' tea. Orthodox keeps the leaf whole for a more nuanced cup. Here is how they differ, why the chemistry diverges, and when to reach for each.

Jun 24, 2026
Article · Estates & Terroir

TV1 to TV31: The Clones That Built Modern Assam

Almost no Assam garden grows tea from seed anymore. Since 1949, Tocklai's breeding station has released a numbered line of clones, TV1 to TV31, and they now cover most of the valley. Here is what a clone is, why the industry switched, and what got lost along the way.

Jun 16, 2026
Article · Brewing

The Cloud in the Cup: Tea Cream as a Strength Test

A strong Assam left to cool turns cloudy, sometimes almost jelly thick. It is not spoiled tea. It is caffeine and the leaf's own strongest compounds falling out of solution, and the trade has used it as a strength test since long before anyone could explain it.

Mar 12, 2026
Article · Brewing

Assam's Caffeine, By Weight and Measure

An average cup of black tea carries about 48 milligrams of caffeine, roughly half of what a cup of coffee holds, and Assam runs toward the strong end of that range. Here is the actual lab measure of Assam's leaf, orthodox against CTC, what changes the dose in your cup, and the 90 to 95 percent decaffeinated version Assam's own research institute has just built.

Feb 19, 2026
Article · Grades & Processing

The Step That Makes or Mars Every Cup of Assam

Before a leaf is ever rolled or crushed, it spends 9 to 18 hours doing nothing but losing weight in a long metal trough. Here is what withering actually does to the leaf, why CTC and orthodox want it done to different degrees, and what a factory's wither percentage really measures.

Feb 13, 2026
Article · Brewing

Ronga Saah: The Assam Tea Stall Is Not a Chai Wallah

Ronga saah is Assam's default tea stall order, black tea steeped strong and sweetened in a small glass tumbler, no milk. Walk up to a roadside stand here and that is what lands in front of you, not the milky, spiced chai "chai wallah" means everywhere else in India.

Feb 6, 2026
Article · Brewing

What Your Tap Water Does to a Cup of Assam

Two households can brew the same tin of Assam, the same weight of leaf, the same boil, and still end up with two different cups. The variable is the calcium and magnesium already in the water, not the tea, before the kettle ever gets involved.

Jan 30, 2026
Article · Grades & Processing

Malt Is Built Late, and Separately From Color

Theaflavins and thearubigins build steadily as the leaf oxidizes. The malt note does not. It is a small family of Strecker aldehydes, cooked out of amino acids the wither spent a day stockpiling and burned into aroma later, in the heat of processing, on its own separate clock.

Jan 23, 2026
Guide · Brewing

Brewing Assam

The Authority's standing method for Assam: boiling water, a measured dose of leaf, and a few minutes left alone. This is the complete reference, covering water, leaf, time, milk, the second steep, CTC versus orthodox, and the test for a properly brisk cup.

Guide · Brewing

The Standard on Briskness

Briskness is the word this office certifies every cup on, and it names something exact, not a vibe: a live, bright character in the liquor that the trade can put a number on. What the word means, the formula behind it, and what raises or dulls it, cup by cup.

Guide · Grades & Processing

Assam Tea Grades

A grade names the size of the made leaf and how much golden tip rides in it, not the flavor. The complete reference: how a tea is graded, the four sizes, the orthodox lettered alphabet, the CTC codes, and what a grade does and does not promise.

Guide · History

The History of Assam Tea

The complete record of Assam tea: the wild assamica plant noted in 1823, the British annexation that opened the valley, the first eight chests sold in London in 1839, the Assam Company, the CTC machine that put Assam in the world's tea bags, and the region that grew into the largest tea producer on earth.

Guide · Basics

Assam Black Tea of the Brahmaputra Valley

The canonical reference on Assam tea: the malty, brisk, full-bodied black tea grown in Assam, the Indian state in the Brahmaputra valley of northeast India, from Camellia sinensis var. assamica. What it is, where it grows, how it is made and graded, and where it ends up.