Online Course

A real experience to take your first steps in the world of the oil supply cha...

Official Technical Course

19 / 
23 Mar
Have a good nose and be a foodie are not sufficient features to become a prof...
De Ritis Francesca
( Holland )
De Ritis Francesca


Francesca has been an ONAOO Professional Taster since 2018; she also became Coach in online courses.

She is also an olive grower and an importer of extra virgin olive oil.

For about 20 years Francesca has been in the oil sector starting as a passionate olive grower thanks to the family-owned olive groves.

Francesca has gained a deep knowledge of extra virgin olive oil from agriculture to pressing, from consultancy to marketing. She is an expert in the production of extra virgin olive oil from both Italy and the main European and North African oil producing countries.

Francesca becomes an importer of high quality extra virgin olive oil for the Dutch market; she is a consultant for specialized dealers and for catering regarding the sale, use and knowledge of the oil.

In 2018 she also obtained a diploma as a Health Coach from the INN “Institute for Integrative Nutrition and Health Coaching” in New York.

Francesca has a degree in Psychology from the G. D’Annunzio University. Before embarking on the profession in the oil and food sector, he worked for 15 years for a world leader in the sportswear sector.




Amsterdam, Holland



Browse the profile of these other International Registry Members or return to the complete list.

Comenale Pinto Angela

Angela is graduated in Psychological Sciences and Techniques. She is an agronomist, landscape gardener and professor of Agricultural Sciences. Angela follows the production of the historic family olive oil grow in Castellabate (Cilento, Salerno), using sustainable agronomic practices and she believes that “Agricultural can and must integrate with natural resources of a territory, with the aim not only to safeguard the environment, but also to pursue the best quality characteristics of product contributing to generate the well-being place, the foundation of everyone’s health”.

Since 2016 she has been a Member of ONAOO and she started her educational path. In 2020 she concludes her studies by obtaining the Qualification of Professional Taster of ONAOO.

Mazzini Aldo

Aldo holds a degree in Economics & Business Administration from the University of Genoa and a Master’s degree in Communication and NLP with certification from Richard Bandler’s NLP Society.

He has been involved in olive oil professionally for the past 20 years and is now one of the 100 Official Panel Leaders of the International Olive Council (IOC) and does business support in Italy and abroad.

He has experience in the olive oil industry as a Master Blender and Quality control and has worked for Italian and foreign companies such as Deoleo/Carapelli and Sugat Industries Ltd. He has been a professional taster since 2000; he won the overall first prize in 2000 and 2001 in the National Competition “Taster of the Year” organized by ONAOO.

Since 2016, he has been the Ideator & Founder and Organizer of the Masters of Olive Oil International Contest (MOOOIC). He has participated in multiple Juries of National and International competitions both as a member of the Jury and as a Panel Leader.

Aldo has taken part as a keynote speaker in multiple conferences on olive oil in Italy and abroad. He has taught and held Company training courses in Italy and abroad in Italian and English.

Lu Sheng Tsai Alex

Alex, a native food enthusiast and skilled chef from Kaohsiung, Taiwan, runs a restaurant called Alessandro Mediterranean, which offers a wide array of delectable Mediterranean dishes.

Driven by his passion for European cuisine, Alex has also established a European gourmet food store.

This store specializes in various European food products and tableware, with a particular emphasis on Italian cuisine. It aims to bring authentic European flavors to its customers by providing high-quality ingredients, handcrafted products, and elegant silverware, creating a unique dining experience.

Alex honed his skills in this area as a professional olive oil taster by completing his training in ONAOO in 2018. He also serves as a trainer for the Specialty Coffee Association.

With these skills, he ensures that customers receive the finest products and services. To help customers understand European culinary culture better, Alex’s store regularly hosts cooking and coffee classes and wine-tasting events.

These activities allow customers to learn how to create authentic European dishes hands-on and bring the Italian lifestyle to their homes.

Christoff Hilda

Hilda is a Certified Professional Olive Oil Taster since 2017 and Distributor of Extra Virgin Olive Oil. She is a passionate home cook and baker! She shares lots of ways to cook and bake with Extra Virgin Olive Oil on her website and on YouTube at “I Want to Cook That”.

International Register

0 +
0 k+
Teaching hours
0 +
Years of experience

Registration in the register is an authentic value, not only added, but fundamental, for the definition of an effective and convincing business profile

This membership opens the door to all the possibilities that the world of oil offers to the tasting professional.

Official Technical Course

The first step into the world of Tasting

Training as professional olive oil tasters is not only a personal pleasure: the universe that revolves around olive oil and its supply chain also offers a wide range of job, growth and specialization opportunities.

The course is open to everyone, even to those without any experience in the oil sector.

Participants who pass the four selective tests receive a Certificate of Physiological Suitability for Tasting.


Advanced Course

an in-depth knowledge of sensory analysis

The advanced course allows you to consolidate and deepen your knowledge of oil tasting and obtain the qualification of ONAOO Professional Taster, but above all, to be included in the "International Register of Professional Tasters".

The ONAOO advanced course, aimed at inclusion in the International Register of Professional Tasters

Qualified national and international organizations and companies in the sector draw from the Register to find experts in the sector to include in their entrepreneurial realities


Online Courses


To learn how to taste an olive oil directly from your home.

An individual lesson with a tasting professional

A real experience to take the first steps in the world of the oil supply chain and oil tasters.


Certified Tasting Days


Participants are invited to recognize strengths, weaknesses, qualities and organoleptic characteristics of the various oils

Attestation issued by a Panel Head

A practical test in which everything learned during the technical course is applied in practice.

Official Technical Course

Official Technical Course

The first step into the world of tasting

A true expert of "liquid gold" is distinguished from a simple amateur by virtue of his training.

Advanced course

An in-depth study of sensory analysis

It allows you to consolidate and deepen your knowledge on oil tasting and inclusion in the "International Register of Professional Tasters".

Online courses


To learn how to taste olive oil directly from your home.

Certified Tasting Sessions

Certificate issued by a Panel Leader

Certified tasting sessions, held in the manner and within the times required by current legislation.

Official Technical Course

Corso Tecnico Ufficiale

Il primo passo nel mondo dell'Assaggio

Un vero esperto dell”oro liquido” si distingue da un semplice amatore in virtù della sua formazione.

Corso Avanzato

un approfondimento del sapere sull’analisi sensoriale

Consente di consolidare e approfondire le conoscenze sull’assaggio degli oli e l'inserimento nel “Registro Internazionale Assaggiatori Professionisti”.

Corsi Online


Per imparare ad assaggiare un olio di oliva direttamente da casa tua.

Sedute di Assaggio Certificate

Attestazione rilasciata da un Capo Panel

Sedute di assaggio certificate, tenute nei modi e nei tempi previsti dalla normativa vigente.