WSET Wines: everything you need to know

explication wset vin

WSET Wines: everything you need to know

WSET
explication wset vin
Crédit : Bernard-Massard

Do you love wine but sometimes feel like conversations around a bottle sound like a foreign language?

“Beautiful minerality, elegant tannic structure, a persistent finish with tertiary aromas…”

Translation: “It tastes good, but no one actually explained why.” 

That is exactly where a WSET wine course can make a difference. The WSET (Wine & Spirit Education Trust) offers a structured way to learn about wine, build your tasting skills and understand what is behind the wine in your glass. And no, you don’t need to be a sommelier or know every French appellation by heart before opening your first bottle.

But what exactly is WSET? Who are WSET wine courses for? Is a WSET qualification only useful for wine professionals? And most importantly… do you need to be a wine expert to get started?

Spoiler: absolutely not.

What is WSET in wine?

The WSET (Wine & Spirit Education Trust) is an international organisation specialising in wine and spirits education and certification. Founded in London in 1969, WSET now offers internationally recognised qualifications, designed for both industry professionals and wine enthusiasts looking to deepen their knowledge.

Unlike a simple introduction to wine, a WSET wine course follows a structured educational approach: you learn how to analyse wine, understand its origins, identify the factors that influence its style and develop a professional wine vocabulary.

The goal isn’t simply to know whether a wine is good — something that remains highly subjective — but to understand why it is the way it is.

Because between “I like this wine” and “I like this wine because its cool climate provides fresh acidity that balances its fruit character”, there are a few chapters of learning in between.

WSET en Vin - explication
Crédit : Bernard-Massard

What is a WSET wine certification for?

A WSET certification is above all a way to build solid knowledge and develop a structured approach to wine.

It allows you to:

Understand how wine is produced

From vineyard to bottle, WSET explains the key stages involved in making wine:

  • the influence of climate and terroir;
  • the choice of grape varieties;
  • winemaking methods;
  • the impact of the winemaker’s decisions on the final style of the wine.

No more of the classic “this wine is different because the terroir is special” without actually knowing what that means.

Learn how to taste wine with a professional approach

One of the key pillars of WSET is its structured tasting method, known as the Systematic Approach to Tasting® (SAT).

This method teaches you how to assess a wine objectively by analysing several elements:

  • appearance;
  • aromas;
  • structure (acidity, tannins, alcohol, body…);
  • length;
  • overall quality of the wine.

Is WSET only for wine professionals?

This is a fairly common misconception. Many people think that WSET is only for sommeliers, wine merchants or people working in the wine industry.

In reality, the qualification is suitable for several different profiles:

Wine enthusiasts

Do you enjoy discovering new bottles, visiting wineries or organising tastings with friends?

WSET allows you to move beyond simply enjoying wine and develop a real understanding of what you are tasting.

Industry professionals

For people working in:

  • hospitality;
  • restaurants;
  • wine retail;
  • wine import;
  • distribution;
  • wine tourism;

a WSET qualification can help strengthen their knowledge, skills and professional credibility.

What are the different WSET wine levels?

L1 Square
  • 1 day
  • 7 hours class
  • 13 wines
WSET in Wines Level 1
€230
Learn more
 
EN + FR
L2 Square
  • 3 days
  • 21 hours
  • 44 wines
WSET in Wines Level 2
€660
Learn more
 
EN + FR
EN_Wines, Level 3 Award (1200x1200)
  • 5 days
  • 35 hours + exam
  • 73 wines
WSET in Wines Level 3
€1200
Learn more
 
EN + FR

Why take a WSET wine course instead of a simple wine tasting class?

A wine tasting class can be an excellent introduction to the world of wine.

The difference with WSET? WSET provides a structured learning path.

You don’t simply taste several wines while discovering their aromas. You learn how to connect the different elements:

  • Why is this wine more acidic?
  • Why doesn’t this Chardonnay taste the same depending on where it comes from?
  • Why do some wines age better than others?

WSET gives you a framework for understanding wine beyond personal preferences.

Is WSET difficult?

The short answer: it depends on the level you choose.

WSET doesn’t require you to have an exceptional palate or a memory capable of remembering every wine appellation in the world (fortunately, even professionals use books).

What it mainly requires is:

  • curiosity;
  • consistency;
  • a willingness to learn.

Wine is a vast world. Nobody knows everything, even after years of working in the industry.

Why choose a WSET course in Luxembourg?

For wine enthusiasts and professionals based in Luxembourg, taking a WSET course in Luxembourg means benefiting from in-person learning, guided tastings and support from specialised educators.

The Bernard-Massard Wine Academy offers WSET wine courses in both French and English, adapted to different levels, in an environment closely connected to the world of wine.

Because learning about wine from a book is one thing… being able to immediately put that knowledge into practice over a glass is another.

Wset-vin-luxembourg
Crédit : Bernard-Massard

So, is WSET in wine right for you?

If you’re simply looking to impress your friends with complicated wine vocabulary over dinner, bad news: WSET probably isn’t the answer.

But if you want to:

  • better understand wine;
  • taste with more confidence;
  • learn an internationally recognised approach;
  • develop your personal or professional skills;

then a WSET qualification can be an excellent way to start or continue your journey into the world of wine.

After all, wine is made to be shared. You might as well know what’s really in your glass.

Why are there different sizes of wine barrels?

barrique_vin_differente_taille

Why are there different sizes of wine barrels?

WINEMAKING

“A barrel is a barrel, right?” Not quite.

From a 225-litre Bordeaux barrel and a 228-litre Burgundy pièce to a 600-litre demi-muid or a large oak vat holding several thousand litres, the choice of wine barrel size is far from insignificant.

The size of the barrel has a direct impact on wine ageing, its evolution, its aromas… and even the speed at which it develops over time.

So, why are there so many different wine barrel sizes? And how can a simple change in volume transform the style, character and expression of a wine?

The role of the wine barrel: much more than just a container

Unlike a stainless steel tank, an oak wine barrel is not simply used to store wine. During the ageing process, it plays an active role by allowing two essential phenomena to take place:

  • Natural micro-oxygenation, thanks to the slight porosity of the wood;
  • The release of aromas, coming from the oak itself and the level of toast applied to the barrel.

This combination can bring notes of vanilla, coconut, cedar, clove or black pepper to the wine, while gradually softening its tannins.

However, the intensity of these effects depends greatly on one key factor: the size of the wine barrel.

The different wine barrel sizes used for ageing

barrique_vin_differente_taille
Crédit : Bernard-Massard

The Bordeaux Barrel (225 L)

The Bordeaux barrel, also known as the barrique bordelaise, has a capacity of 225 litres. It is one of the most widely recognised wine barrel sizes and is traditionally used for ageing many Bordeaux wines, particularly red wines.

Its relatively small volume creates a higher wood-to-wine contact ratio, which means the influence of oak can be more pronounced, contributing structure, complexity and aromatic depth.

The Burgundy Pièce (228 L)

Very similar to the Bordeaux barrel, the Burgundy pièce has a slightly larger capacity of 228 litres and is traditionally used in Burgundy, particularly for Chardonnay and Pinot Noir.

The additional three litres may seem insignificant, but this difference is mainly linked to historical traditions and local cooperage practices. Each wine region has developed its own barrel formats over centuries, reflecting its unique winemaking heritage.

The Demi-Muid (500 to 600 L)

Increasingly popular, especially for white wines and certain premium red wines, the demi-muid offers a different approach to oak ageing.

Thanks to its larger volume, it provides a softer oxygen exchange and a more subtle aromatic impact. It allows winemakers to focus more on texture, roundness and complexity rather than strong oak flavours.

The Foudre

Holding several thousand litres, the foudre is widely used in regions such as Alsace, the Jura and several Central European wine regions.

Its purpose is generally not to impart strong oak aromas to the wine, but rather to encourage a slow and gentle evolution while preserving the wine’s fruit character, freshness and terroir expression.

Différentes tailles barrique vin - le foudre
Crédit : Bernard-Massard

How does wine barrel size influence the ageing process?

The key lies in a simple principle: the ratio between the wood surface area and the volume of wine.

Imagine two containers made from the same oak:

  • A 225-litre wine barrel;
  • A 2,500-litre foudre.

The wine ageing in the smaller barrel is in contact with a much greater proportion of wood compared to the wine in the larger vessel.

The result:

  • More interaction with oxygen;
  • A stronger oak influence and more pronounced aromas;
  • A generally faster evolution of the wine.

In other words: the smaller the barrel, the greater its influence on the wine.

Does a larger wine barrel mean lower quality?

Not at all. This is one of the most common misconceptions about wine ageing.

The choice of barrel size depends above all on the style of wine the winemaker wants to create. Some producers aim for rich, structured wines with notes of vanilla, toast or spice. Others prefer to preserve the freshness of the fruit and the mineral character of the terroir.

There is no “better” wine barrel size. Each format has its own purpose and contributes to a specific winemaking approach.

Au-delà de la taille : les paramètres clés de l'élevage en barrique

The origin of the oak

Not all wine barrels are made from the same type of wood.

The most commonly used are French oak and American oak, but some producers also work with Hungarian oak or other oak origins.

Each type of oak has its own characteristics. In general, French oak often brings more subtle aromas of sweet spices, cedar and hazelnut, while American oak is more commonly associated with generous notes of vanilla, coconut and caramel. Hungarian oak often sits somewhere between the two, offering an interesting balance between elegance and intensity.

The toast level

Before the barrel staves are assembled, they are heated over a fire to make them flexible enough to be shaped. This process, known as barrel toast, has a direct influence on the aromatic compounds released by the wood.

A light toast preserves more of the oak’s natural tannins and creates more subtle flavours. A medium toast often enhances aromas of vanilla, spice and toasted bread, while a heavier toast can develop notes of coffee, cocoa, caramel or smoke.

In other words, two barrels made from the same type of oak can produce very different results depending on their level of toast.

The age of the barrel

A new oak barrel naturally releases much more aromatic compounds than a barrel that has already been used several times.

After each ageing process, part of the wood’s aromatic compounds is gradually extracted by the wine. Over time and across multiple vintages, the barrel continues to allow beneficial micro-oxygenation, but its aromatic influence becomes more subtle.

This is why many winemakers combine new oak barrels with barrels that have already held several wines, aiming to achieve the right balance between fruit expression and oak influence.

The length of ageing

Finally, time also plays an essential role in oak ageing.

A few months in a barrel will obviously have a different impact compared to an ageing period of twelve, eighteen or twenty-four months.

The longer the ageing process, the more the wine continues to interact with the wood and oxygen. Over time, it gains complexity, texture and harmony. However, the goal is not to mask the fruit with excessive oak flavours, but rather to create a balance where the oak supports the wine without overpowering its character.

This is why two wines aged in barrels of the same size can develop completely different aromatic profiles.

In summary:

Choosing a wine barrel is not simply about selecting a container. It is a true winemaking decision that can shape the final expression of a wine.

The size of the barrel influences:

  • The ratio between wine volume and wood surface contact;
  • The intensity of oxygen exchange;
  • The extraction of aromatic compounds from the oak;
  • The pace at which the wine evolves.

This is why the same grape variety can express itself in very different ways depending on the ageing choices made by the winemaker.

Want to learn more about wine?

Understanding the influence of oak, winemaking techniques and ageing choices is an essential part of wine knowledge developed through WSET courses.

At the Bernard-Massard Wine Academy in Luxembourg, our WSET Level 1 to Level 3 wine courses allow participants to go beyond simple tasting. They provide the knowledge needed to understand how every decision — from the vineyard to the bottle — shapes a wine’s style, quality and character.

Founded in 2023 by Bernard-Massard, a key name in Luxembourg’s wine industry since 1921, our academy supports wine enthusiasts, amateurs and professionals in developing their knowledge through internationally recognised wine education programmes.

Our WSET courses

L1 Square
  • 1 day
  • 7 hours class
  • 13 wines
WSET in Wines Level 1
€230
Learn more
 
EN + FR
L2 Square
  • 3 days
  • 21 hours
  • 44 wines
WSET in Wines Level 2
€660
Learn more
 
EN + FR
EN_Wines, Level 3 Award (1200x1200)
  • 5 days
  • 35 hours + exam
  • 73 wines
WSET in Wines Level 3
€1200
Learn more
 
EN + FR

The Bordeaux barrel: how did it become the global standard for wine ageing?

Barrique_Bordelaise

The Bordeaux barrel: how did it become the global standard for wine ageing?

WINEMAKING

If someone asks you to picture a wine barrel, chances are… you are imagining a Bordeaux barrel.

With its famous 225-litre capacity, this oak barrel has become, over the centuries, a true benchmark in wineries around the world. But this size was not chosen by chance. Far from it. Why exactly 225 litres? Why is this format used so widely? What flavours does it bring to wine? And why are some winemakers now turning to larger ageing vessels?

Let’s uncover the story behind one of the most iconic tools in winemaking.

What is a Bordeaux barrel?

A Bordeaux barrel is a 225-litre oak cask mainly used for wine ageing. It is made from around thirty curved wooden planks, known as staves, carefully assembled without glue or screws and held together only by metal hoops.

Its ability to hold liquid relies entirely on the craftsmanship of the cooper and the natural swelling of the wood when it comes into contact with wine.

Today, the Bordeaux barrel is used far beyond its original region. From Bordeaux to Burgundy, Tuscany, California, Australia and South America, this oak barrel has become a true international standard in the wine world.

Barrique_Bordelaise
Crédit : Bernard-Massard

Why does a Bordeaux barrel hold 225 litres?

The answer lies in the history of wine trade. During the 18th century, Bordeaux exported a large part of its wines to England and Northern Europe. Producers needed a container that was large enough to make transport more efficient, but still practical enough to be handled by workers. The 225-litre barrel quickly proved to be the perfect balance between transport, storage and wine preservation.

And centuries later, this format is still highly appreciated by winemakers for one simple reason: it offers an ideal balance between the influence of oak and the evolution of the wine.

What is the role of a barrel during wine ageing?

Unlike a stainless-steel tank or a concrete vat, a barrel is not just a place where wine waits patiently. It actively contributes to the wine’s development through two key processes.

Natural micro-oxygenation

Oak is a naturally porous material. Without allowing the wine to escape, it enables very small amounts of oxygen to slowly pass between the outside environment and the wine.

This gentle micro-oxygenation process helps to:

  • soften tannins;
  • improve colour stability in red wines;
  • support the gradual development of aromas;
  • create a smoother and more balanced mouthfeel.

These oxygen exchanges are extremely subtle, but they play a crucial role in shaping the final balance and character of the wine.

An aromatic contribution

A barrel does more than simply hold wine. It also releases naturally occurring compounds from the wood, adding another layer of complexity.

Depending on the origin of the oak, the level of toasting and the age of the barrel, the wine may develop aromas of:

  • vanilla;
  • toasted bread;
  • cedar;
  • black pepper;
  • clove;
  • coffee;
  • cocoa;
  • coconut;
  • smoky notes.
Utilisation_Chene_Barrique_Vin
Crédit : Bernard-Massard

Why is oak used for wine barrels?

Not every type of wood is suitable for barrel ageing.

Oak has several essential qualities that make it the preferred choice among winemakers:

  • excellent strength and durability;
  • ideal porosity for controlled oxygen exchange;
  • low liquid permeability;
  • natural richness in aromatic compounds.

Coopers mainly use French oak and American oak, each bringing its own distinctive style and aromatic profile.

French oak is often valued for its elegance, subtle spice notes and fine structure, while American oak tends to release more noticeable aromas of vanilla, coconut and caramel.

Do all barrels have the same influence on wine?

Not all barrels affect wine in the same way.

A new oak barrel releases a higher amount of aromatic compounds and tannins from the wood. With each use, this influence gradually decreases.

After several vintages, the barrel continues to play an important role through micro-oxygenation, but its aromatic contribution becomes much more subtle.

This is why many wineries combine new barrels with older barrels that have already aged one or several wines. The aim? To achieve the perfect balance between oak character and the natural expression of the wine.

Why is barrel toasting so important?

Before being assembled into a barrel, oak staves are heated over a fire. This essential step allows the wood to be bent into shape, but it also has a major influence on the future aromatic profile of the barrel.

The level of toasting plays a key role:

  • Light toast highlights the natural characteristics of the oak and preserves its original structure.
  • Medium toast develops aromas of vanilla, toasted bread and spices.
  • Heavy toast brings out deeper notes of coffee, cocoa, caramel and smoky flavours.

In other words, two barrels made from the exact same oak can create completely different results depending on their level of toasting.

Are all wines suitable for barrel ageing?

Not necessarily.

Barrel ageing is a winemaking choice, not an automatic sign of quality.

Some wines are crafted to preserve a bright fruit profile, vibrant freshness or a pure expression of the grape variety. In these cases, a stainless-steel tank or concrete vat may often be the better choice.

On the other hand, more structured wines with enough concentration and ageing potential can benefit from the complexity, depth and texture that oak brings.

Ultimately, the decision always depends on the style the winemaker wants to create.

Crédit : Árpád Czapp

In conclusion:

The Bordeaux barrel has become a worldwide benchmark thanks to its unique balance between tradition, practicality and winemaking performance.

It contributes to:

  • gradual micro-oxygenation;
  • harmonious wine development;
  • controlled aromatic integration.

However, its influence always depends on several factors: the origin of the oak, the level of toasting, the age of the barrel, the length of ageing… and above all, the choices made by the winemaker.

Because, in the end, a barrel is not there to transform a wine into something else. Its role is to support its evolution, enhance its personality and reveal its full potential.

Want to go further into the world of wine?

Understanding the influence of barrels, winemaking techniques and ageing choices is an essential part of wine knowledge — and one of the key topics covered in WSET courses.

At the Bernard-Massard Wine Academy in Luxembourg, our WSET Levels 1 to 3 courses go beyond simple tasting. They help participants understand how every decision — from the vineyard to the bottle — shapes the style, quality and identity of a wine.

Founded in 2023 by Bernard-Massard, a key name in Luxembourg’s wine industry since 1921, the academy supports wine enthusiasts, passionate learners and professionals in developing their knowledge through internationally recognised training programmes.

Our WSET courses

L1 Square
  • 1 day
  • 7 hours class
  • 13 wines
WSET in Wines Level 1
€230
Learn more
 
EN + FR
L2 Square
  • 3 days
  • 21 hours
  • 44 wines
WSET in Wines Level 2
€660
Learn more
 
EN + FR
EN_Wines, Level 3 Award (1200x1200)
  • 5 days
  • 35 hours + exam
  • 73 wines
WSET in Wines Level 3
€1200
Learn more
 
EN + FR