CTC blend or whole leaf: which tea is right for milk chai

For milk chai, a good CTC blend beats whole dried leaf, and it is not close. Whole leaf, the orthodox style, is made to be steeped gently and drunk black; it releases slowly, gives a delicate cup, and milk erases it. CTC granules are broken open on purpose so they give colour, body and briskness in two to three minutes and survive milk, sugar and a hard boil. Different tools, different jobs.

Whole leaf sells for more, so people assume it is better. It is better at something, and that something is not the cup you make every morning.

What is the actual difference?

What happens to the leaf after picking, and nothing else. The same bush, the same day, can go either way.

Whole dried leaf, the orthodox method, is withered and then rolled gently so the leaf twists but stays largely intact. The cell walls are only partly broken. Extraction is slow and gradual, which is what gives an orthodox tea its layers.

CTC is Crush, Tear, Curl. The withered leaf goes through rollers with hundreds of fine teeth that break it open and roll it into hard granules. Almost every cell is ruptured. Extraction is fast and total.

That is the whole distinction. One preserves the leaf, the other opens it.

Why opening the leaf is the right call for chai

It survives milk

The important one. Milk proteins bind to the polyphenols that carry tea flavour and briskness, and a delicate tea simply disappears into them. Anyone who has added milk to a good Darjeeling has watched it happen.

A CTC blend is built with enough extractable matter that there is still something there afterwards. That is not a crude quality, it is the design brief.

It survives the boil

Indian chai is boiled, often hard, with ginger and elaichi in it. Orthodox leaf treated that way goes bitter and stewed within minutes, because slow-release leaf held at a hard boil releases everything at once, including the parts you do not want.

CTC granules give up their good qualities early and take the punishment better.

It gives colour

A cup of chai is judged on colour before anyone tastes it, and it needs to hold a full reddish brown after milk. Whole leaf brews amber and pale; put milk in and you get something greyish that looks weak whatever it tastes like.

It is faster, and it goes further

Two to three minutes against four or five, and 400 to 500 cups from a kilo against roughly 300 to 400.

Side by side

Why a CTC blend beats a single CTC

Given CTC is the right format, the next question is whether to buy one garden’s CTC or a blend of several. For everyday chai, the blend, for a reason that has nothing to do with cost.

No single lot gives you everything at once. One brings colour but is hollow in the mouth. One has real briskness but brews pale. One has the aroma and not the body. A blender assembles the cup from lots that each carry a piece of it, and the finished tea is better than any of its components.

The second reason is consistency. A single garden’s output changes every flush, so a single-garden pack is a different tea every few months. Blending is what makes this morning’s cup taste like yesterday’s, which is the entire job of a household tea. How that is actually done is worth its own piece.

Why ours is built the way it is

Ganesh Tea is a CTC blend, and every lot in it is from Assam.

That constraint is the point. Assam is a flat river valley, hot and wet, and it produces the maltiest, briskest black tea grown anywhere. It is the only origin that gives milk chai genuine body rather than just colour. A blend that reaches for cheaper leaf from other regions to hold a price will always be thinner in the mouth, however dark it looks in the cup.

So the blending we do is inside one origin: different gardens, different estates, different sections and flushes, chosen so that colour, body, briskness and aroma all arrive together, and so the cup does not move from month to month. It has not moved since 1986.

Three practical consequences:

• It is dosed lightly. One level teaspoon, about 2 to 2.5 grams. A thinner tea needs a heaped one to do the same work, which is how a cheaper kilo becomes a dearer cup.
• It does not need a long boil. One minute hard in plain water, two to three after the milk. If a tea needs longer, you are paying to boil water.
• It tastes the same in July as in January. Which sounds like the least exciting claim on this page, and is the one customers actually notice.

When to buy whole leaf instead

Without hesitation, if you are drinking it black. A first-flush Darjeeling, a Nilgiri, a good orthodox Assam, steeped properly and drunk without milk or sugar, is one of the most rewarding things you can put in a cup, and our tea would be blunt and coarse next to it.

Just do not put milk in it, and do not boil it. You will have paid four times as much to make a worse cup of chai.

Buy the tea for the cup you are actually going to make. That is the whole of it.