Stories

Notes from the field.

Origin reports, brewing science, and the craft of specialty coffee from Cusco.

Yellow Gesha, Red Gesha and SL09 Inca from Cusco, Peru
Varietals

Why Is Gesha Coffee So Expensive? Yield, Altitude, Labour and Auctions

Gesha is expensive for four reasons that stack on top of each other: the plant gives less coffee than other varieties, it only shows its best at high altitude, everything from p...

5 min read · OCT 2026

A bag of SL09 Inca, light roasted to order in Oslo
Brewing

How Long Does Light Roast Coffee Last? Resting, Freshness and Storage

The short answer: light roast whole beans taste best from around a week after roasting, and stay good for several weeks after that if the bag is kept sealed. Once you open the b...

4 min read · OCT 2026

A bag of washed Red Gesha from Finca Nueva Alianza, Cusco, Peru

Washed vs Natural Gesha: How Processing Changes the Cup

The short answer: a washed Gesha usually tastes lighter, cleaner and more floral, close to a fine tea. A natural Gesha usually tastes sweeter, fruitier and heavier, with jammy, ...

4 min read · OCT 2026

Dwight Aguilar Masias at Finca Nueva Alianza, Santa Teresa, Cusco
Origin

Cup of Excellence Peru 2026: Dates, New Categories and What to Watch

Cup of Excellence Peru 2026 is around the corner. The international jury cups the finalists from 3 to 6 November, and the winning lots go to auction on 8 December 2026. This yea...

4 min read · OCT 2026

The Piritu Gift Box with three specialty coffees from Cusco, Peru

Coffee Gifts for Someone Who Loves Coffee (2026)

The best coffee gift is one they cannot pick up at the supermarket, and one that fits the way they already brew. Most coffee lovers have a mug collection already. What they rare...

4 min read · OCT 2026

A bag of Yellow Gesha from Finca Nueva Alianza, Cusco, Peru
Origin

What Does a Cup of Gesha Really Cost? From Auction Records to Your Kitchen

The short answer: a cup of our Yellow Gesha brewed at home costs about 2.65 euros, 3 US dollars or 28 NOK. The record-breaking auction Geishas you read about cost hundreds of do...

4 min read · OCT 2026

Pour-over coffee being brewed
Brewing

How to Brew Gesha on a V60: Our Recipe and Why It Works

14 g, 250 g, 91 °C. The V60 recipe we use for our own Gesha, with the reasoning behind each step and how to fix a sour or bitter cup.

5 min read · SEP 2026

Yellow Gesha, Red Gesha and SL09 Inca bags from Piritu Coffee
Origin

Red Gesha vs Yellow Gesha: Same Farm, Same Process, Two Different Cups

Both grow at Finca Nueva Alianza in Cusco and are processed the same way. The difference in the cup comes from the tree.

5 min read · SEP 2026

Dwight Aguilar Masias holding a coffee seedling among the trees at Finca Nueva Alianza, Santa Teresa, Cusco
Origin

SL09 vs Gesha: Why Peru's "Inca Gesha" Is Not a Gesha

Peru's "Inca Gesha" turned out to be SL09, a forgotten Kenyan selection that is genetically nowhere near Gesha. We roast both from one farm in Cusco. Here is how they differ in ...

10 min read · SEP 2026

Yellow Gesha: One Hectare in Santa Teresa
Origin

Yellow Gesha: One Hectare in Santa Teresa

Yellow-fruited coffee cherries. Photo: eli hirtzel, Unsplash. In 2020, Dwight Aguilar Masias planted one hectare of Gesha that fruits yellow instead of red. He already had two C...

6 min read · SEP 2026

Who Is Dwight Aguilar Masias? Peru's Two-Time Cup of Excellence Champion
Origin

Who Is Dwight Aguilar Masias? Peru's Two-Time Cup of Excellence Champion

Meet Dwight Aguilar Masias of Finca Nueva Alianza in Santa Teresa, Cusco, the first farmer to win Peru's Cup of Excellence twice, and the producer behind our rare Peruvian Gesha...

1 min read · JUL 2026

What Is Cup of Excellence? The Competition Behind the World's Best Coffees
Origin

What Is Cup of Excellence? The Competition Behind the World's Best Coffees

If you spend enough time around specialty coffee, three words keep coming up: Cup of Excellence. Roasters put it on their bags. Producers build their reputations on it. Auction ...

5 min read · JUL 2026

SL09 Coffee: The Forgotten Selection Variety
Origin

SL09 Coffee: The Forgotten Selection Variety

In the world of specialty coffee, certain varieties become legends. Gesha. Bourbon. Typica. Pacamara. Coffee drinkers learn their names, debate their merits, and chase their fla...

9 min read · MAY 2026

Freshly ground Gesha coffee in a pour-over filter, seen from above
Origin

What Is Gesha Coffee? The Complete Guide for 2026

Gesha is the most coveted coffee variety in the world. It has won more competitions, broken more auction records, and inspired more obsession among specialty coffee drinkers tha...

8 min read · MAY 2026

Brewed Peru Gesha coffee in a glass server on a wooden table
Origin

Panama Geisha vs Peru Gesha: Why the Spelling Tells You Everything

Spell the word. Geisha or Gesha? If you said Geisha, you have Panama on the brain. If you said Gesha, you’ve been reading World Coffee Research. Or maybe talking to producers in...

7 min read · MAY 2026