coffeesterTHE COFFEE ENCYCLOPEDIA

Tyoxidator

023 - Typica Mejorado Tyoxidator

Roasted by Colonna Coffee

This coffee from Pepe Jijon features a clean, transparent structure with soft complex sweetness and long characterful aromatics.

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023 - Typica Mejorado Tyoxidator — Colonna Coffee
Image: courtesy of Colonna Coffee

From the roaster

A clean, transparent structure supports soft complex sweetness and long characterful aromatics.

We’ve developed a close working relationship with the renowned Ecuadorian producer Pepe Jijon over the last few years. We’re confident that this coffee is the best we’ve ever had from Pepe and Finca La Soledad. His coffees have always brought clarity and sweetness to the table, but this time he has managed to create a coffee that combines these features with astonishing complexity and depth.   

Much of this character was likely imparted to the coffee through the unusual processing method developed by Pepe and his team specifically for the Typica Mejorado varietal and the terroir in Ecuador. 

Pepe is a lover of nature, and his eco-responsible philosophy is at the heart of every coffee he produces. He believes that coffee should not be “transformed” through processing, but that the processing should instead help reveal the intrinsic characteristics of the terroir and varietal. He refers to his processing methods as “gentle”, and this really comes through in the cup. 

The “tyOxidator”, or “Tyoxi”, processing method was designed to maintain the clarity associated with washed coffees while bringing added complexity through carefully controlled fermentation stages.   

The process begins with an open-air fermentation, allowing ripe cherries to oxidise naturally. This stage supports the internal fermentation of the fruit, laying the groundwork for flavour development. 

Once pulped, the beans—still coated in mucilage—are moved into sealed tanks for 48 hours of anaerobic fermentation. This environment supports stable microbial activity, contributing to the development of aroma and sweetness. After this, the coffee is washed and dried following conventional washed protocols.   

The distinguishing element of Tyoxi lies in its two-part fermentation approach: first aerobic, then anaerobic. Together, these stages help bring depth and sweetness to the cup while allowing the characteristics of the terroir to remain clear.

— Colonna Coffee

Context

Produced by Pepe Jijon in Ecuador, this 023 - Typica Mejorado Tyoxidator represents a unique intersection of specific varietal expression and experimental processing. The coffee features the Typica Mejorado varietal, a plant selection often noted for its distinct cup profile. It is processed using the Tyoxidator method, a specialized technique that falls under the broader umbrella of processing methods designed to manipulate fermentation environments to influence the final cup.

Sourced by Colonna Coffee, this lot highlights the ongoing innovation in Ecuadorian coffee production. When evaluating such experimental processes, it is helpful to reference the flavor wheel to identify the complex aromatic compounds that can emerge from controlled oxidation techniques. While traditional washed coffees often emphasize clarity and acidity, experimental processes like the Tyoxidator are frequently explored by producers to push the boundaries of texture and intensity, offering a distinct experience for those interested in the technical evolution of modern coffee.

In the Encyclopedia

Frequently asked questions

How is 023 - Typica Mejorado Tyoxidator processed?

023 - Typica Mejorado Tyoxidator uses the Tyoxidator process.

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Last verified: October 14, 2026 · Browse all beans.